86728390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2351}}^1$

素因数の和:2413

約数の個数: 64

約数和(自身を含む): 195084288

約数和(自身を除く): 108355898

約数列:

[1, 2, 5, 7, 10, 14, 17, 31, 34, 35, 62, 70, 85, 119, 155, 170, 217, 238, 310, 434, 527, 595, 1054, 1085, 1190, 2170, 2351, 2635, 3689, 4702, 5270, 7378, 11755, 16457, 18445, 23510, 32914, 36890, 39967, 72881, 79934, 82285, 145762, 164570, 199835, 279769, 364405, 399670, 510167, 559538, 728810, 1020334, 1238977, 1398845, 2477954, 2550835, 2797690, 5101670, 6194885, 8672839, 12389770, 17345678, 43364195, 86728390]

約数ペア:

[(1, 86728390), (2, 43364195), (5, 17345678), (7, 12389770), (10, 8672839), (14, 6194885), (17, 5101670), (31, 2797690), (34, 2550835), (35, 2477954), (62, 1398845), (70, 1238977), (85, 1020334), (119, 728810), (155, 559538), (170, 510167), (217, 399670), (238, 364405), (310, 279769), (434, 199835), (527, 164570), (595, 145762), (1054, 82285), (1085, 79934), (1190, 72881), (2170, 39967), (2351, 36890), (2635, 32914), (3689, 23510), (4702, 18445), (5270, 16457), (7378, 11755)]