202016475

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 382237440

約数和(自身を除く): 180220965

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 103, 115, 207, 225, 309, 345, 379, 515, 575, 927, 1035, 1137, 1545, 1725, 1895, 2369, 2575, 3411, 4635, 5175, 5685, 7107, 7725, 8717, 9475, 11845, 17055, 21321, 23175, 26151, 28425, 35535, 39037, 43585, 59225, 78453, 85275, 106605, 117111, 130755, 177675, 195185, 217925, 351333, 392265, 533025, 585555, 653775, 897851, 975925, 1756665, 1961325, 2693553, 2927775, 4489255, 8080659, 8783325, 13467765, 22446275, 40403295, 67338825, 202016475]

約数ペア:

[(1, 202016475), (3, 67338825), (5, 40403295), (9, 22446275), (15, 13467765), (23, 8783325), (25, 8080659), (45, 4489255), (69, 2927775), (75, 2693553), (103, 1961325), (115, 1756665), (207, 975925), (225, 897851), (309, 653775), (345, 585555), (379, 533025), (515, 392265), (575, 351333), (927, 217925), (1035, 195185), (1137, 177675), (1545, 130755), (1725, 117111), (1895, 106605), (2369, 85275), (2575, 78453), (3411, 59225), (4635, 43585), (5175, 39037), (5685, 35535), (7107, 28425), (7725, 26151), (8717, 23175), (9475, 21321), (11845, 17055)]