81867570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 203575680

約数和(自身を除く): 121708110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 101, 123, 202, 205, 246, 303, 410, 505, 606, 615, 659, 1010, 1230, 1318, 1515, 1977, 3030, 3295, 3954, 4141, 6590, 8282, 9885, 12423, 19770, 20705, 24846, 27019, 41410, 54038, 62115, 66559, 81057, 124230, 133118, 135095, 162114, 199677, 270190, 332795, 399354, 405285, 665590, 810570, 998385, 1996770, 2728919, 5457838, 8186757, 13644595, 16373514, 27289190, 40933785, 81867570]

約数ペア:

[(1, 81867570), (2, 40933785), (3, 27289190), (5, 16373514), (6, 13644595), (10, 8186757), (15, 5457838), (30, 2728919), (41, 1996770), (82, 998385), (101, 810570), (123, 665590), (202, 405285), (205, 399354), (246, 332795), (303, 270190), (410, 199677), (505, 162114), (606, 135095), (615, 133118), (659, 124230), (1010, 81057), (1230, 66559), (1318, 62115), (1515, 54038), (1977, 41410), (3030, 27019), (3295, 24846), (3954, 20705), (4141, 19770), (6590, 12423), (8282, 9885)]