56351620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2969}}^1$

素因数の和:3064

約数の個数: 48

約数和(自身を含む): 129230640

約数和(自身を除く): 72879020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 73, 130, 146, 260, 292, 365, 730, 949, 1460, 1898, 2969, 3796, 4745, 5938, 9490, 11876, 14845, 18980, 29690, 38597, 59380, 77194, 154388, 192985, 216737, 385970, 433474, 771940, 866948, 1083685, 2167370, 2817581, 4334740, 5635162, 11270324, 14087905, 28175810, 56351620]

約数ペア:

[(1, 56351620), (2, 28175810), (4, 14087905), (5, 11270324), (10, 5635162), (13, 4334740), (20, 2817581), (26, 2167370), (52, 1083685), (65, 866948), (73, 771940), (130, 433474), (146, 385970), (260, 216737), (292, 192985), (365, 154388), (730, 77194), (949, 59380), (1460, 38597), (1898, 29690), (2969, 18980), (3796, 14845), (4745, 11876), (5938, 9490)]