50019640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1439}}^1$

素因数の和:1540

約数の個数: 64

約数和(自身を含む): 124416000

約数和(自身を除く): 74396360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 790, 869, 1439, 1580, 1738, 2878, 3160, 3476, 4345, 5756, 6952, 7195, 8690, 11512, 14390, 15829, 17380, 28780, 31658, 34760, 57560, 63316, 79145, 113681, 126632, 158290, 227362, 316580, 454724, 568405, 633160, 909448, 1136810, 1250491, 2273620, 2500982, 4547240, 5001964, 6252455, 10003928, 12504910, 25009820, 50019640]

約数ペア:

[(1, 50019640), (2, 25009820), (4, 12504910), (5, 10003928), (8, 6252455), (10, 5001964), (11, 4547240), (20, 2500982), (22, 2273620), (40, 1250491), (44, 1136810), (55, 909448), (79, 633160), (88, 568405), (110, 454724), (158, 316580), (220, 227362), (316, 158290), (395, 126632), (440, 113681), (632, 79145), (790, 63316), (869, 57560), (1439, 34760), (1580, 31658), (1738, 28780), (2878, 17380), (3160, 15829), (3476, 14390), (4345, 11512), (5756, 8690), (6952, 7195)]