85758920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2094

約数の個数: 64

約数和(自身を含む): 210409920

約数和(自身を除く): 124651000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1660, 1987, 2158, 3320, 3974, 4316, 5395, 7948, 8632, 9935, 10790, 15896, 19870, 21580, 25831, 39740, 43160, 51662, 79480, 103324, 129155, 164921, 206648, 258310, 329842, 516620, 659684, 824605, 1033240, 1319368, 1649210, 2143973, 3298420, 4287946, 6596840, 8575892, 10719865, 17151784, 21439730, 42879460, 85758920]

約数ペア:

[(1, 85758920), (2, 42879460), (4, 21439730), (5, 17151784), (8, 10719865), (10, 8575892), (13, 6596840), (20, 4287946), (26, 3298420), (40, 2143973), (52, 1649210), (65, 1319368), (83, 1033240), (104, 824605), (130, 659684), (166, 516620), (260, 329842), (332, 258310), (415, 206648), (520, 164921), (664, 129155), (830, 103324), (1079, 79480), (1660, 51662), (1987, 43160), (2158, 39740), (3320, 25831), (3974, 21580), (4316, 19870), (5395, 15896), (7948, 10790), (8632, 9935)]