201267760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7789}}^1$

素因数の和:7838

約数の個数: 80

約数和(自身を含む): 521618400

約数和(自身を除く): 320350640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 5168, 6460, 7789, 12920, 15578, 25840, 31156, 38945, 62312, 77890, 124624, 132413, 147991, 155780, 264826, 295982, 311560, 529652, 591964, 623120, 662065, 739955, 1059304, 1183928, 1324130, 1479910, 2118608, 2367856, 2515847, 2648260, 2959820, 5031694, 5296520, 5919640, 10063388, 10593040, 11839280, 12579235, 20126776, 25158470, 40253552, 50316940, 100633880, 201267760]

約数ペア:

[(1, 201267760), (2, 100633880), (4, 50316940), (5, 40253552), (8, 25158470), (10, 20126776), (16, 12579235), (17, 11839280), (19, 10593040), (20, 10063388), (34, 5919640), (38, 5296520), (40, 5031694), (68, 2959820), (76, 2648260), (80, 2515847), (85, 2367856), (95, 2118608), (136, 1479910), (152, 1324130), (170, 1183928), (190, 1059304), (272, 739955), (304, 662065), (323, 623120), (340, 591964), (380, 529652), (646, 311560), (680, 295982), (760, 264826), (1292, 155780), (1360, 147991), (1520, 132413), (1615, 124624), (2584, 77890), (3230, 62312), (5168, 38945), (6460, 31156), (7789, 25840), (12920, 15578)]