31481120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:634

約数の個数: 96

約数和(自身を含む): 83897856

約数和(自身を除く): 52416736

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 577, 620, 682, 880, 992, 1154, 1240, 1364, 1705, 1760, 2308, 2480, 2728, 2885, 3410, 4616, 4960, 5456, 5770, 6347, 6820, 9232, 10912, 11540, 12694, 13640, 17887, 18464, 23080, 25388, 27280, 31735, 35774, 46160, 50776, 54560, 63470, 71548, 89435, 92320, 101552, 126940, 143096, 178870, 196757, 203104, 253880, 286192, 357740, 393514, 507760, 572384, 715480, 787028, 983785, 1015520, 1430960, 1574056, 1967570, 2861920, 3148112, 3935140, 6296224, 7870280, 15740560, 31481120]

約数ペア:

[(1, 31481120), (2, 15740560), (4, 7870280), (5, 6296224), (8, 3935140), (10, 3148112), (11, 2861920), (16, 1967570), (20, 1574056), (22, 1430960), (31, 1015520), (32, 983785), (40, 787028), (44, 715480), (55, 572384), (62, 507760), (80, 393514), (88, 357740), (110, 286192), (124, 253880), (155, 203104), (160, 196757), (176, 178870), (220, 143096), (248, 126940), (310, 101552), (341, 92320), (352, 89435), (440, 71548), (496, 63470), (577, 54560), (620, 50776), (682, 46160), (880, 35774), (992, 31735), (1154, 27280), (1240, 25388), (1364, 23080), (1705, 18464), (1760, 17887), (2308, 13640), (2480, 12694), (2728, 11540), (2885, 10912), (3410, 9232), (4616, 6820), (4960, 6347), (5456, 5770)]