61511175

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1$

素因数の和:913

約数の個数: 72

約数和(自身を含む): 124478640

約数和(自身を除く): 62967465

約数列:

[1, 3, 5, 9, 11, 15, 25, 29, 33, 45, 55, 75, 87, 99, 145, 165, 225, 261, 275, 319, 435, 495, 725, 825, 857, 957, 1305, 1595, 2175, 2475, 2571, 2871, 4285, 4785, 6525, 7713, 7975, 9427, 12855, 14355, 21425, 23925, 24853, 28281, 38565, 47135, 64275, 71775, 74559, 84843, 124265, 141405, 192825, 223677, 235675, 273383, 372795, 424215, 621325, 707025, 820149, 1118385, 1366915, 1863975, 2121075, 2460447, 4100745, 5591925, 6834575, 12302235, 20503725, 61511175]

約数ペア:

[(1, 61511175), (3, 20503725), (5, 12302235), (9, 6834575), (11, 5591925), (15, 4100745), (25, 2460447), (29, 2121075), (33, 1863975), (45, 1366915), (55, 1118385), (75, 820149), (87, 707025), (99, 621325), (145, 424215), (165, 372795), (225, 273383), (261, 235675), (275, 223677), (319, 192825), (435, 141405), (495, 124265), (725, 84843), (825, 74559), (857, 71775), (957, 64275), (1305, 47135), (1595, 38565), (2175, 28281), (2475, 24853), (2571, 23925), (2871, 21425), (4285, 14355), (4785, 12855), (6525, 9427), (7713, 7975)]