74987450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{479}}^1$

素因数の和:623

約数の個数: 48

約数和(自身を含む): 145704960

約数和(自身を除く): 70717510

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 101, 155, 202, 310, 479, 505, 775, 958, 1010, 1550, 2395, 2525, 3131, 4790, 5050, 6262, 11975, 14849, 15655, 23950, 29698, 31310, 48379, 74245, 78275, 96758, 148490, 156550, 241895, 371225, 483790, 742450, 1209475, 1499749, 2418950, 2999498, 7498745, 14997490, 37493725, 74987450]

約数ペア:

[(1, 74987450), (2, 37493725), (5, 14997490), (10, 7498745), (25, 2999498), (31, 2418950), (50, 1499749), (62, 1209475), (101, 742450), (155, 483790), (202, 371225), (310, 241895), (479, 156550), (505, 148490), (775, 96758), (958, 78275), (1010, 74245), (1550, 48379), (2395, 31310), (2525, 29698), (3131, 23950), (4790, 15655), (5050, 14849), (6262, 11975)]