53130740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1129}}^1$

素因数の和:1332

約数の個数: 48

約数和(自身を含む): 120928080

約数和(自身を除く): 67797340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 260, 362, 724, 905, 1129, 1810, 2258, 2353, 3620, 4516, 4706, 5645, 9412, 11290, 11765, 14677, 22580, 23530, 29354, 47060, 58708, 73385, 146770, 204349, 293540, 408698, 817396, 1021745, 2043490, 2656537, 4086980, 5313074, 10626148, 13282685, 26565370, 53130740]

約数ペア:

[(1, 53130740), (2, 26565370), (4, 13282685), (5, 10626148), (10, 5313074), (13, 4086980), (20, 2656537), (26, 2043490), (52, 1021745), (65, 817396), (130, 408698), (181, 293540), (260, 204349), (362, 146770), (724, 73385), (905, 58708), (1129, 47060), (1810, 29354), (2258, 23530), (2353, 22580), (3620, 14677), (4516, 11765), (4706, 11290), (5645, 9412)]