72702179090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17881}}^1\times {\mathrm{23917}}^1$

素因数の和:41822

約数の個数: 32

約数和(自身を含む): 138575343024

約数和(自身を除く): 65873163934

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 17881, 23917, 35762, 47834, 89405, 119585, 178810, 239170, 303977, 406589, 607954, 813178, 1519885, 2032945, 3039770, 4065890, 427659877, 855319754, 2138299385, 4276598770, 7270217909, 14540435818, 36351089545, 72702179090]

約数ペア:

[(1, 72702179090), (2, 36351089545), (5, 14540435818), (10, 7270217909), (17, 4276598770), (34, 2138299385), (85, 855319754), (170, 427659877), (17881, 4065890), (23917, 3039770), (35762, 2032945), (47834, 1519885), (89405, 813178), (119585, 607954), (178810, 406589), (239170, 303977)]