25159640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 62277120

約数和(自身を除く): 37117480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 211, 220, 271, 422, 440, 542, 844, 1055, 1084, 1355, 1688, 2110, 2168, 2321, 2710, 2981, 4220, 4642, 5420, 5962, 8440, 9284, 10840, 11605, 11924, 14905, 18568, 23210, 23848, 29810, 46420, 57181, 59620, 92840, 114362, 119240, 228724, 285905, 457448, 571810, 628991, 1143620, 1257982, 2287240, 2515964, 3144955, 5031928, 6289910, 12579820, 25159640]

約数ペア:

[(1, 25159640), (2, 12579820), (4, 6289910), (5, 5031928), (8, 3144955), (10, 2515964), (11, 2287240), (20, 1257982), (22, 1143620), (40, 628991), (44, 571810), (55, 457448), (88, 285905), (110, 228724), (211, 119240), (220, 114362), (271, 92840), (422, 59620), (440, 57181), (542, 46420), (844, 29810), (1055, 23848), (1084, 23210), (1355, 18568), (1688, 14905), (2110, 11924), (2168, 11605), (2321, 10840), (2710, 9284), (2981, 8440), (4220, 5962), (4642, 5420)]