16787810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 34685280

約数和(自身を除く): 17897470

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 61, 65, 73, 122, 130, 145, 146, 290, 305, 365, 377, 610, 730, 754, 793, 949, 1586, 1769, 1885, 1898, 2117, 3538, 3770, 3965, 4234, 4453, 4745, 7930, 8845, 8906, 9490, 10585, 17690, 21170, 22265, 22997, 27521, 44530, 45994, 55042, 57889, 114985, 115778, 129137, 137605, 229970, 258274, 275210, 289445, 578890, 645685, 1291370, 1678781, 3357562, 8393905, 16787810]

約数ペア:

[(1, 16787810), (2, 8393905), (5, 3357562), (10, 1678781), (13, 1291370), (26, 645685), (29, 578890), (58, 289445), (61, 275210), (65, 258274), (73, 229970), (122, 137605), (130, 129137), (145, 115778), (146, 114985), (290, 57889), (305, 55042), (365, 45994), (377, 44530), (610, 27521), (730, 22997), (754, 22265), (793, 21170), (949, 17690), (1586, 10585), (1769, 9490), (1885, 8906), (1898, 8845), (2117, 7930), (3538, 4745), (3770, 4453), (3965, 4234)]