200990145520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1\times {\mathrm{863}}^1$

素因数の和:1391

約数の個数: 160

約数和(自身を含む): 479581876224

約数和(自身を除く): 278591730704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 131, 142, 262, 284, 313, 355, 524, 568, 626, 655, 710, 863, 1048, 1136, 1252, 1310, 1420, 1565, 1726, 2096, 2504, 2620, 2840, 3130, 3452, 4315, 5008, 5240, 5680, 6260, 6904, 8630, 9301, 10480, 12520, 13808, 17260, 18602, 22223, 25040, 34520, 37204, 41003, 44446, 46505, 61273, 69040, 74408, 82006, 88892, 93010, 111115, 113053, 122546, 148816, 164012, 177784, 186020, 205015, 222230, 226106, 245092, 270119, 306365, 328024, 355568, 372040, 410030, 444460, 452212, 490184, 540238, 565265, 612730, 656048, 744080, 820060, 888920, 904424, 980368, 1080476, 1130530, 1225460, 1350595, 1640120, 1777840, 1808848, 2160952, 2261060, 2450920, 2701190, 2911213, 3280240, 4321904, 4522120, 4901840, 5402380, 5822426, 8026763, 9044240, 10804760, 11644852, 14556065, 16053526, 19178449, 21609520, 23289704, 29112130, 32107052, 35385589, 38356898, 40133815, 46579408, 58224260, 64214104, 70771178, 76713796, 80267630, 95892245, 116448520, 128428208, 141542356, 153427592, 160535260, 176927945, 191784490, 232897040, 283084712, 306855184, 321070520, 353855890, 383568980, 566169424, 642141040, 707711780, 767137960, 1415423560, 1534275920, 2512376819, 2830847120, 5024753638, 10049507276, 12561884095, 20099014552, 25123768190, 40198029104, 50247536380, 100495072760, 200990145520]

約数ペア:

[(1, 200990145520), (2, 100495072760), (4, 50247536380), (5, 40198029104), (8, 25123768190), (10, 20099014552), (16, 12561884095), (20, 10049507276), (40, 5024753638), (71, 2830847120), (80, 2512376819), (131, 1534275920), (142, 1415423560), (262, 767137960), (284, 707711780), (313, 642141040), (355, 566169424), (524, 383568980), (568, 353855890), (626, 321070520), (655, 306855184), (710, 283084712), (863, 232897040), (1048, 191784490), (1136, 176927945), (1252, 160535260), (1310, 153427592), (1420, 141542356), (1565, 128428208), (1726, 116448520), (2096, 95892245), (2504, 80267630), (2620, 76713796), (2840, 70771178), (3130, 64214104), (3452, 58224260), (4315, 46579408), (5008, 40133815), (5240, 38356898), (5680, 35385589), (6260, 32107052), (6904, 29112130), (8630, 23289704), (9301, 21609520), (10480, 19178449), (12520, 16053526), (13808, 14556065), (17260, 11644852), (18602, 10804760), (22223, 9044240), (25040, 8026763), (34520, 5822426), (37204, 5402380), (41003, 4901840), (44446, 4522120), (46505, 4321904), (61273, 3280240), (69040, 2911213), (74408, 2701190), (82006, 2450920), (88892, 2261060), (93010, 2160952), (111115, 1808848), (113053, 1777840), (122546, 1640120), (148816, 1350595), (164012, 1225460), (177784, 1130530), (186020, 1080476), (205015, 980368), (222230, 904424), (226106, 888920), (245092, 820060), (270119, 744080), (306365, 656048), (328024, 612730), (355568, 565265), (372040, 540238), (410030, 490184), (444460, 452212)]