20101285250

素因数分解:

$2^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{773}}^1$

素因数の和:933

約数の個数: 128

約数和(自身を含む): 40164284160

約数和(自身を除く): 20062998910

約数列:

[1, 2, 5, 10, 25, 41, 43, 50, 59, 82, 86, 118, 125, 205, 215, 250, 295, 410, 430, 590, 773, 1025, 1075, 1475, 1546, 1763, 2050, 2150, 2419, 2537, 2950, 3526, 3865, 4838, 5074, 5125, 5375, 7375, 7730, 8815, 10250, 10750, 12095, 12685, 14750, 17630, 19325, 24190, 25370, 31693, 33239, 38650, 44075, 45607, 60475, 63386, 63425, 66478, 88150, 91214, 96625, 104017, 120950, 126850, 158465, 166195, 193250, 208034, 220375, 228035, 302375, 316930, 317125, 332390, 440750, 456070, 520085, 604750, 634250, 792325, 830975, 1040170, 1140175, 1362799, 1584650, 1661950, 1869887, 1961101, 2280350, 2600425, 2725598, 3739774, 3922202, 3961625, 4154875, 5200850, 5700875, 6813995, 7923250, 8309750, 9349435, 9805505, 11401750, 13002125, 13627990, 18698870, 19611010, 26004250, 34069975, 46747175, 49027525, 68139950, 80405141, 93494350, 98055050, 160810282, 170349875, 233735875, 245137625, 340699750, 402025705, 467471750, 490275250, 804051410, 2010128525, 4020257050, 10050642625, 20101285250]

約数ペア:

[(1, 20101285250), (2, 10050642625), (5, 4020257050), (10, 2010128525), (25, 804051410), (41, 490275250), (43, 467471750), (50, 402025705), (59, 340699750), (82, 245137625), (86, 233735875), (118, 170349875), (125, 160810282), (205, 98055050), (215, 93494350), (250, 80405141), (295, 68139950), (410, 49027525), (430, 46747175), (590, 34069975), (773, 26004250), (1025, 19611010), (1075, 18698870), (1475, 13627990), (1546, 13002125), (1763, 11401750), (2050, 9805505), (2150, 9349435), (2419, 8309750), (2537, 7923250), (2950, 6813995), (3526, 5700875), (3865, 5200850), (4838, 4154875), (5074, 3961625), (5125, 3922202), (5375, 3739774), (7375, 2725598), (7730, 2600425), (8815, 2280350), (10250, 1961101), (10750, 1869887), (12095, 1661950), (12685, 1584650), (14750, 1362799), (17630, 1140175), (19325, 1040170), (24190, 830975), (25370, 792325), (31693, 634250), (33239, 604750), (38650, 520085), (44075, 456070), (45607, 440750), (60475, 332390), (63386, 317125), (63425, 316930), (66478, 302375), (88150, 228035), (91214, 220375), (96625, 208034), (104017, 193250), (120950, 166195), (126850, 158465)]