89357655

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 156119040

約数和(自身を除く): 66761385

約数列:

[1, 3, 5, 15, 31, 41, 43, 93, 109, 123, 129, 155, 205, 215, 327, 465, 545, 615, 645, 1271, 1333, 1635, 1763, 3379, 3813, 3999, 4469, 4687, 5289, 6355, 6665, 8815, 10137, 13407, 14061, 16895, 19065, 19995, 22345, 23435, 26445, 50685, 54653, 67035, 70305, 138539, 145297, 163959, 192167, 273265, 415617, 435891, 576501, 692695, 726485, 819795, 960835, 2078085, 2179455, 2882505, 5957177, 17871531, 29785885, 89357655]

約数ペア:

[(1, 89357655), (3, 29785885), (5, 17871531), (15, 5957177), (31, 2882505), (41, 2179455), (43, 2078085), (93, 960835), (109, 819795), (123, 726485), (129, 692695), (155, 576501), (205, 435891), (215, 415617), (327, 273265), (465, 192167), (545, 163959), (615, 145297), (645, 138539), (1271, 70305), (1333, 67035), (1635, 54653), (1763, 50685), (3379, 26445), (3813, 23435), (3999, 22345), (4469, 19995), (4687, 19065), (5289, 16895), (6355, 14061), (6665, 13407), (8815, 10137)]