64289775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{523}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 116956800

約数和(自身を除く): 52667025

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 149, 165, 275, 447, 523, 745, 825, 1569, 1639, 2235, 2615, 3725, 4917, 5753, 7845, 8195, 11175, 13075, 17259, 24585, 28765, 39225, 40975, 77927, 86295, 122925, 143825, 233781, 389635, 431475, 857197, 1168905, 1948175, 2571591, 4285985, 5844525, 12857955, 21429925, 64289775]

約数ペア:

[(1, 64289775), (3, 21429925), (5, 12857955), (11, 5844525), (15, 4285985), (25, 2571591), (33, 1948175), (55, 1168905), (75, 857197), (149, 431475), (165, 389635), (275, 233781), (447, 143825), (523, 122925), (745, 86295), (825, 77927), (1569, 40975), (1639, 39225), (2235, 28765), (2615, 24585), (3725, 17259), (4917, 13075), (5753, 11175), (7845, 8195)]