31545016

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 34118984

約数列:

[1, 2, 4, 8, 19, 37, 38, 71, 74, 76, 79, 142, 148, 152, 158, 284, 296, 316, 568, 632, 703, 1349, 1406, 1501, 2627, 2698, 2812, 2923, 3002, 5254, 5396, 5609, 5624, 5846, 6004, 10508, 10792, 11218, 11692, 12008, 21016, 22436, 23384, 44872, 49913, 55537, 99826, 106571, 111074, 199652, 207533, 213142, 222148, 399304, 415066, 426284, 444296, 830132, 852568, 1660264, 3943127, 7886254, 15772508, 31545016]

約数ペア:

[(1, 31545016), (2, 15772508), (4, 7886254), (8, 3943127), (19, 1660264), (37, 852568), (38, 830132), (71, 444296), (74, 426284), (76, 415066), (79, 399304), (142, 222148), (148, 213142), (152, 207533), (158, 199652), (284, 111074), (296, 106571), (316, 99826), (568, 55537), (632, 49913), (703, 44872), (1349, 23384), (1406, 22436), (1501, 21016), (2627, 12008), (2698, 11692), (2812, 11218), (2923, 10792), (3002, 10508), (5254, 6004), (5396, 5846), (5609, 5624)]