16402900

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{2689}}^1$

素因数の和:2764

約数の個数: 36

約数和(自身を含む): 36191260

約数和(自身を除く): 19788360

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 100, 122, 244, 305, 610, 1220, 1525, 2689, 3050, 5378, 6100, 10756, 13445, 26890, 53780, 67225, 134450, 164029, 268900, 328058, 656116, 820145, 1640290, 3280580, 4100725, 8201450, 16402900]

約数ペア:

[(1, 16402900), (2, 8201450), (4, 4100725), (5, 3280580), (10, 1640290), (20, 820145), (25, 656116), (50, 328058), (61, 268900), (100, 164029), (122, 134450), (244, 67225), (305, 53780), (610, 26890), (1220, 13445), (1525, 10756), (2689, 6100), (3050, 5378)]