38145640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{673}}^1$

素因数の和:806

約数の個数: 64

約数和(自身を含む): 93416400

約数和(自身を除く): 55270760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 673, 872, 1090, 1346, 1417, 2180, 2692, 2834, 3365, 4360, 5384, 5668, 6730, 7085, 8749, 11336, 13460, 14170, 17498, 26920, 28340, 34996, 43745, 56680, 69992, 73357, 87490, 146714, 174980, 293428, 349960, 366785, 586856, 733570, 953641, 1467140, 1907282, 2934280, 3814564, 4768205, 7629128, 9536410, 19072820, 38145640]

約数ペア:

[(1, 38145640), (2, 19072820), (4, 9536410), (5, 7629128), (8, 4768205), (10, 3814564), (13, 2934280), (20, 1907282), (26, 1467140), (40, 953641), (52, 733570), (65, 586856), (104, 366785), (109, 349960), (130, 293428), (218, 174980), (260, 146714), (436, 87490), (520, 73357), (545, 69992), (673, 56680), (872, 43745), (1090, 34996), (1346, 28340), (1417, 26920), (2180, 17498), (2692, 14170), (2834, 13460), (3365, 11336), (4360, 8749), (5384, 7085), (5668, 6730)]