90966800

素因数分解:

$2^4\times 5^2\times {\mathrm{277}}^1\times {\mathrm{821}}^1$

素因数の和:1116

約数の個数: 60

約数和(自身を含む): 219603876

約数和(自身を除く): 128637076

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 277, 400, 554, 821, 1108, 1385, 1642, 2216, 2770, 3284, 4105, 4432, 5540, 6568, 6925, 8210, 11080, 13136, 13850, 16420, 20525, 22160, 27700, 32840, 41050, 55400, 65680, 82100, 110800, 164200, 227417, 328400, 454834, 909668, 1137085, 1819336, 2274170, 3638672, 4548340, 5685425, 9096680, 11370850, 18193360, 22741700, 45483400, 90966800]

約数ペア:

[(1, 90966800), (2, 45483400), (4, 22741700), (5, 18193360), (8, 11370850), (10, 9096680), (16, 5685425), (20, 4548340), (25, 3638672), (40, 2274170), (50, 1819336), (80, 1137085), (100, 909668), (200, 454834), (277, 328400), (400, 227417), (554, 164200), (821, 110800), (1108, 82100), (1385, 65680), (1642, 55400), (2216, 41050), (2770, 32840), (3284, 27700), (4105, 22160), (4432, 20525), (5540, 16420), (6568, 13850), (6925, 13136), (8210, 11080)]