16177720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{587}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 40007520

約数和(自身を除く): 23829800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 587, 689, 1060, 1174, 1378, 2120, 2348, 2756, 2935, 3445, 4696, 5512, 5870, 6890, 7631, 11740, 13780, 15262, 23480, 27560, 30524, 31111, 38155, 61048, 62222, 76310, 124444, 152620, 155555, 248888, 305240, 311110, 404443, 622220, 808886, 1244440, 1617772, 2022215, 3235544, 4044430, 8088860, 16177720]

約数ペア:

[(1, 16177720), (2, 8088860), (4, 4044430), (5, 3235544), (8, 2022215), (10, 1617772), (13, 1244440), (20, 808886), (26, 622220), (40, 404443), (52, 311110), (53, 305240), (65, 248888), (104, 155555), (106, 152620), (130, 124444), (212, 76310), (260, 62222), (265, 61048), (424, 38155), (520, 31111), (530, 30524), (587, 27560), (689, 23480), (1060, 15262), (1174, 13780), (1378, 11740), (2120, 7631), (2348, 6890), (2756, 5870), (2935, 5512), (3445, 4696)]