15997496080

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2061533}}^1$

素因数の和:2061643

約数の個数: 40

約数和(自身を含む): 37577641752

約数和(自身を除く): 21580145672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 2061533, 4123066, 8246132, 10307665, 16492264, 20615330, 32984528, 41230660, 82461320, 164922640, 199968701, 399937402, 799874804, 999843505, 1599749608, 1999687010, 3199499216, 3999374020, 7998748040, 15997496080]

約数ペア:

[(1, 15997496080), (2, 7998748040), (4, 3999374020), (5, 3199499216), (8, 1999687010), (10, 1599749608), (16, 999843505), (20, 799874804), (40, 399937402), (80, 199968701), (97, 164922640), (194, 82461320), (388, 41230660), (485, 32984528), (776, 20615330), (970, 16492264), (1552, 10307665), (1940, 8246132), (3880, 4123066), (7760, 2061533)]