97217980

素因数分解:

$2^2\times 5^1\times {\mathrm{1801}}^1\times {\mathrm{2699}}^1$

素因数の和:4509

約数の個数: 24

約数和(自身を含む): 204346800

約数和(自身を除く): 107128820

約数列:

[1, 2, 4, 5, 10, 20, 1801, 2699, 3602, 5398, 7204, 9005, 10796, 13495, 18010, 26990, 36020, 53980, 4860899, 9721798, 19443596, 24304495, 48608990, 97217980]

約数ペア:

[(1, 97217980), (2, 48608990), (4, 24304495), (5, 19443596), (10, 9721798), (20, 4860899), (1801, 53980), (2699, 36020), (3602, 26990), (5398, 18010), (7204, 13495), (9005, 10796)]