8840425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 13284864

約数和(自身を除く): 4444439

約数列:

[1, 5, 11, 17, 25, 31, 55, 61, 85, 155, 187, 275, 305, 341, 425, 527, 671, 775, 935, 1037, 1525, 1705, 1891, 2635, 3355, 4675, 5185, 5797, 8525, 9455, 11407, 13175, 16775, 20801, 25925, 28985, 32147, 47275, 57035, 104005, 144925, 160735, 285175, 353617, 520025, 803675, 1768085, 8840425]

約数ペア:

[(1, 8840425), (5, 1768085), (11, 803675), (17, 520025), (25, 353617), (31, 285175), (55, 160735), (61, 144925), (85, 104005), (155, 57035), (187, 47275), (275, 32147), (305, 28985), (341, 25925), (425, 20801), (527, 16775), (671, 13175), (775, 11407), (935, 9455), (1037, 8525), (1525, 5797), (1705, 5185), (1891, 4675), (2635, 3355)]