75851020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11057}}^1$

素因数の和:11087

約数の個数: 48

約数和(自身を含む): 185774400

約数和(自身を除く): 109923380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 11057, 22114, 44228, 55285, 77399, 110570, 154798, 221140, 309596, 386995, 541793, 773990, 1083586, 1547980, 2167172, 2708965, 3792551, 5417930, 7585102, 10835860, 15170204, 18962755, 37925510, 75851020]

約数ペア:

[(1, 75851020), (2, 37925510), (4, 18962755), (5, 15170204), (7, 10835860), (10, 7585102), (14, 5417930), (20, 3792551), (28, 2708965), (35, 2167172), (49, 1547980), (70, 1083586), (98, 773990), (140, 541793), (196, 386995), (245, 309596), (343, 221140), (490, 154798), (686, 110570), (980, 77399), (1372, 55285), (1715, 44228), (3430, 22114), (6860, 11057)]