76565980

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 165364416

約数和(自身を除く): 88798436

約数列:

[1, 2, 4, 5, 10, 20, 61, 97, 122, 194, 244, 305, 388, 485, 610, 647, 970, 1220, 1294, 1940, 2588, 3235, 5917, 6470, 11834, 12940, 23668, 29585, 39467, 59170, 62759, 78934, 118340, 125518, 157868, 197335, 251036, 313795, 394670, 627590, 789340, 1255180, 3828299, 7656598, 15313196, 19141495, 38282990, 76565980]

約数ペア:

[(1, 76565980), (2, 38282990), (4, 19141495), (5, 15313196), (10, 7656598), (20, 3828299), (61, 1255180), (97, 789340), (122, 627590), (194, 394670), (244, 313795), (305, 251036), (388, 197335), (485, 157868), (610, 125518), (647, 118340), (970, 78934), (1220, 62759), (1294, 59170), (1940, 39467), (2588, 29585), (3235, 23668), (5917, 12940), (6470, 11834)]