69872816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5507}}^1$

素因数の和:5589

約数の個数: 40

約数和(自身を含む): 148209264

約数和(自身を除く): 78336448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 5507, 6344, 11014, 12688, 22028, 44056, 71591, 88112, 143182, 286364, 335927, 572728, 671854, 1145456, 1343708, 2687416, 4367051, 5374832, 8734102, 17468204, 34936408, 69872816]

約数ペア:

[(1, 69872816), (2, 34936408), (4, 17468204), (8, 8734102), (13, 5374832), (16, 4367051), (26, 2687416), (52, 1343708), (61, 1145456), (104, 671854), (122, 572728), (208, 335927), (244, 286364), (488, 143182), (793, 88112), (976, 71591), (1586, 44056), (3172, 22028), (5507, 12688), (6344, 11014)]