996622850

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 1880236800

約数和(自身を除く): 883613950

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 431, 449, 515, 862, 898, 1030, 2155, 2245, 2575, 4310, 4490, 5150, 10775, 11225, 21550, 22450, 44393, 46247, 88786, 92494, 193519, 221965, 231235, 387038, 443930, 462470, 967595, 1109825, 1156175, 1935190, 2219650, 2312350, 4837975, 9675950, 19932457, 39864914, 99662285, 199324570, 498311425, 996622850]

約数ペア:

[(1, 996622850), (2, 498311425), (5, 199324570), (10, 99662285), (25, 39864914), (50, 19932457), (103, 9675950), (206, 4837975), (431, 2312350), (449, 2219650), (515, 1935190), (862, 1156175), (898, 1109825), (1030, 967595), (2155, 462470), (2245, 443930), (2575, 387038), (4310, 231235), (4490, 221965), (5150, 193519), (10775, 92494), (11225, 88786), (21550, 46247), (22450, 44393)]