51696040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{971}}^1$

素因数の和:1015

約数の個数: 64

約数和(自身を含む): 128070720

約数和(自身を除く): 76374680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 971, 1210, 1331, 1942, 2420, 2662, 3884, 4840, 4855, 5324, 6655, 7768, 9710, 10648, 10681, 13310, 19420, 21362, 26620, 38840, 42724, 53240, 53405, 85448, 106810, 117491, 213620, 234982, 427240, 469964, 587455, 939928, 1174910, 1292401, 2349820, 2584802, 4699640, 5169604, 6462005, 10339208, 12924010, 25848020, 51696040]

約数ペア:

[(1, 51696040), (2, 25848020), (4, 12924010), (5, 10339208), (8, 6462005), (10, 5169604), (11, 4699640), (20, 2584802), (22, 2349820), (40, 1292401), (44, 1174910), (55, 939928), (88, 587455), (110, 469964), (121, 427240), (220, 234982), (242, 213620), (440, 117491), (484, 106810), (605, 85448), (968, 53405), (971, 53240), (1210, 42724), (1331, 38840), (1942, 26620), (2420, 21362), (2662, 19420), (3884, 13310), (4840, 10681), (4855, 10648), (5324, 9710), (6655, 7768)]