89269960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171673}}^1$

素因数の和:171697

約数の個数: 32

約数和(自身を含む): 216309240

約数和(自身を除く): 127039280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171673, 343346, 686692, 858365, 1373384, 1716730, 2231749, 3433460, 4463498, 6866920, 8926996, 11158745, 17853992, 22317490, 44634980, 89269960]

約数ペア:

[(1, 89269960), (2, 44634980), (4, 22317490), (5, 17853992), (8, 11158745), (10, 8926996), (13, 6866920), (20, 4463498), (26, 3433460), (40, 2231749), (52, 1716730), (65, 1373384), (104, 858365), (130, 686692), (260, 343346), (520, 171673)]