201231040

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:626

約数の個数: 112

約数和(自身を含む): 515502144

約数和(自身を除く): 314271104

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 71, 80, 85, 136, 142, 160, 170, 272, 284, 320, 340, 355, 521, 544, 568, 680, 710, 1042, 1088, 1136, 1207, 1360, 1420, 2084, 2272, 2414, 2605, 2720, 2840, 4168, 4544, 4828, 5210, 5440, 5680, 6035, 8336, 8857, 9656, 10420, 11360, 12070, 16672, 17714, 19312, 20840, 22720, 24140, 33344, 35428, 36991, 38624, 41680, 44285, 48280, 70856, 73982, 77248, 83360, 88570, 96560, 141712, 147964, 166720, 177140, 184955, 193120, 283424, 295928, 354280, 369910, 386240, 566848, 591856, 628847, 708560, 739820, 1183712, 1257694, 1417120, 1479640, 2367424, 2515388, 2834240, 2959280, 3144235, 5030776, 5918560, 6288470, 10061552, 11837120, 12576940, 20123104, 25153880, 40246208, 50307760, 100615520, 201231040]

約数ペア:

[(1, 201231040), (2, 100615520), (4, 50307760), (5, 40246208), (8, 25153880), (10, 20123104), (16, 12576940), (17, 11837120), (20, 10061552), (32, 6288470), (34, 5918560), (40, 5030776), (64, 3144235), (68, 2959280), (71, 2834240), (80, 2515388), (85, 2367424), (136, 1479640), (142, 1417120), (160, 1257694), (170, 1183712), (272, 739820), (284, 708560), (320, 628847), (340, 591856), (355, 566848), (521, 386240), (544, 369910), (568, 354280), (680, 295928), (710, 283424), (1042, 193120), (1088, 184955), (1136, 177140), (1207, 166720), (1360, 147964), (1420, 141712), (2084, 96560), (2272, 88570), (2414, 83360), (2605, 77248), (2720, 73982), (2840, 70856), (4168, 48280), (4544, 44285), (4828, 41680), (5210, 38624), (5440, 36991), (5680, 35428), (6035, 33344), (8336, 24140), (8857, 22720), (9656, 20840), (10420, 19312), (11360, 17714), (12070, 16672)]