440100975

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2477}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 766950912

約数和(自身を除く): 326849937

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 103, 115, 309, 345, 515, 575, 1545, 1725, 2369, 2477, 2575, 7107, 7431, 7725, 11845, 12385, 35535, 37155, 56971, 59225, 61925, 170913, 177675, 185775, 255131, 284855, 765393, 854565, 1275655, 1424275, 3826965, 4272825, 5868013, 6378275, 17604039, 19134825, 29340065, 88020195, 146700325, 440100975]

約数ペア:

[(1, 440100975), (3, 146700325), (5, 88020195), (15, 29340065), (23, 19134825), (25, 17604039), (69, 6378275), (75, 5868013), (103, 4272825), (115, 3826965), (309, 1424275), (345, 1275655), (515, 854565), (575, 765393), (1545, 284855), (1725, 255131), (2369, 185775), (2477, 177675), (2575, 170913), (7107, 61925), (7431, 59225), (7725, 56971), (11845, 37155), (12385, 35535)]