45450140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1382

約数の個数: 48

約数和(自身を含む): 100124640

約数和(自身を除く): 54674500

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 860, 1289, 1763, 2578, 3526, 5156, 6445, 7052, 8815, 12890, 17630, 25780, 35260, 52849, 55427, 105698, 110854, 211396, 221708, 264245, 277135, 528490, 554270, 1056980, 1108540, 2272507, 4545014, 9090028, 11362535, 22725070, 45450140]

約数ペア:

[(1, 45450140), (2, 22725070), (4, 11362535), (5, 9090028), (10, 4545014), (20, 2272507), (41, 1108540), (43, 1056980), (82, 554270), (86, 528490), (164, 277135), (172, 264245), (205, 221708), (215, 211396), (410, 110854), (430, 105698), (820, 55427), (860, 52849), (1289, 35260), (1763, 25780), (2578, 17630), (3526, 12890), (5156, 8815), (6445, 7052)]