71312912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 158775552

約数和(自身を除く): 87462640

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 47, 74, 88, 94, 148, 176, 188, 233, 296, 376, 407, 466, 517, 592, 752, 814, 932, 1034, 1628, 1739, 1864, 2068, 2563, 3256, 3478, 3728, 4136, 5126, 6512, 6956, 8272, 8621, 10252, 10951, 13912, 17242, 19129, 20504, 21902, 27824, 34484, 38258, 41008, 43804, 68968, 76516, 87608, 94831, 120461, 137936, 153032, 175216, 189662, 240922, 306064, 379324, 405187, 481844, 758648, 810374, 963688, 1517296, 1620748, 1927376, 3241496, 4457057, 6482992, 8914114, 17828228, 35656456, 71312912]

約数ペア:

[(1, 71312912), (2, 35656456), (4, 17828228), (8, 8914114), (11, 6482992), (16, 4457057), (22, 3241496), (37, 1927376), (44, 1620748), (47, 1517296), (74, 963688), (88, 810374), (94, 758648), (148, 481844), (176, 405187), (188, 379324), (233, 306064), (296, 240922), (376, 189662), (407, 175216), (466, 153032), (517, 137936), (592, 120461), (752, 94831), (814, 87608), (932, 76516), (1034, 68968), (1628, 43804), (1739, 41008), (1864, 38258), (2068, 34484), (2563, 27824), (3256, 21902), (3478, 20504), (3728, 19129), (4136, 17242), (5126, 13912), (6512, 10951), (6956, 10252), (8272, 8621)]