26178980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2081}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 59811696

約数和(自身を除く): 33632716

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2081, 2516, 3145, 4162, 6290, 8324, 10405, 12580, 20810, 35377, 41620, 70754, 76997, 141508, 153994, 176885, 307988, 353770, 384985, 707540, 769970, 1308949, 1539940, 2617898, 5235796, 6544745, 13089490, 26178980]

約数ペア:

[(1, 26178980), (2, 13089490), (4, 6544745), (5, 5235796), (10, 2617898), (17, 1539940), (20, 1308949), (34, 769970), (37, 707540), (68, 384985), (74, 353770), (85, 307988), (148, 176885), (170, 153994), (185, 141508), (340, 76997), (370, 70754), (629, 41620), (740, 35377), (1258, 20810), (2081, 12580), (2516, 10405), (3145, 8324), (4162, 6290)]