79940320

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 198567936

約数和(自身を除く): 118627616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 71, 80, 124, 142, 155, 160, 227, 248, 284, 310, 355, 454, 496, 568, 620, 710, 908, 992, 1135, 1136, 1240, 1420, 1816, 2201, 2270, 2272, 2480, 2840, 3632, 4402, 4540, 4960, 5680, 7037, 7264, 8804, 9080, 11005, 11360, 14074, 16117, 17608, 18160, 22010, 28148, 32234, 35185, 35216, 36320, 44020, 56296, 64468, 70370, 70432, 80585, 88040, 112592, 128936, 140740, 161170, 176080, 225184, 257872, 281480, 322340, 352160, 499627, 515744, 562960, 644680, 999254, 1125920, 1289360, 1998508, 2498135, 2578720, 3997016, 4996270, 7994032, 9992540, 15988064, 19985080, 39970160, 79940320]

約数ペア:

[(1, 79940320), (2, 39970160), (4, 19985080), (5, 15988064), (8, 9992540), (10, 7994032), (16, 4996270), (20, 3997016), (31, 2578720), (32, 2498135), (40, 1998508), (62, 1289360), (71, 1125920), (80, 999254), (124, 644680), (142, 562960), (155, 515744), (160, 499627), (227, 352160), (248, 322340), (284, 281480), (310, 257872), (355, 225184), (454, 176080), (496, 161170), (568, 140740), (620, 128936), (710, 112592), (908, 88040), (992, 80585), (1135, 70432), (1136, 70370), (1240, 64468), (1420, 56296), (1816, 44020), (2201, 36320), (2270, 35216), (2272, 35185), (2480, 32234), (2840, 28148), (3632, 22010), (4402, 18160), (4540, 17608), (4960, 16117), (5680, 14074), (7037, 11360), (7264, 11005), (8804, 9080)]