75581470

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{521}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 138684960

約数和(自身を除く): 63103490

約数列:

[1, 2, 5, 10, 89, 163, 178, 326, 445, 521, 815, 890, 1042, 1630, 2605, 5210, 14507, 29014, 46369, 72535, 84923, 92738, 145070, 169846, 231845, 424615, 463690, 849230, 7558147, 15116294, 37790735, 75581470]

約数ペア:

[(1, 75581470), (2, 37790735), (5, 15116294), (10, 7558147), (89, 849230), (163, 463690), (178, 424615), (326, 231845), (445, 169846), (521, 145070), (815, 92738), (890, 84923), (1042, 72535), (1630, 46369), (2605, 29014), (5210, 14507)]