75521680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72617}}^1$

素因数の和:72643

約数の個数: 40

約数和(自身を含む): 189097272

約数和(自身を除く): 113575592

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 72617, 145234, 290468, 363085, 580936, 726170, 944021, 1161872, 1452340, 1888042, 2904680, 3776084, 4720105, 5809360, 7552168, 9440210, 15104336, 18880420, 37760840, 75521680]

約数ペア:

[(1, 75521680), (2, 37760840), (4, 18880420), (5, 15104336), (8, 9440210), (10, 7552168), (13, 5809360), (16, 4720105), (20, 3776084), (26, 2904680), (40, 1888042), (52, 1452340), (65, 1161872), (80, 944021), (104, 726170), (130, 580936), (208, 363085), (260, 290468), (520, 145234), (1040, 72617)]