27550120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52981}}^1$

素因数の和:53005

約数の個数: 32

約数和(自身を含む): 66757320

約数和(自身を除く): 39207200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 52981, 105962, 211924, 264905, 423848, 529810, 688753, 1059620, 1377506, 2119240, 2755012, 3443765, 5510024, 6887530, 13775060, 27550120]

約数ペア:

[(1, 27550120), (2, 13775060), (4, 6887530), (5, 5510024), (8, 3443765), (10, 2755012), (13, 2119240), (20, 1377506), (26, 1059620), (40, 688753), (52, 529810), (65, 423848), (104, 264905), (130, 211924), (260, 105962), (520, 52981)]