1260744375

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^2\times {\mathrm{5557}}^1$

素因数の和:5602

約数の個数: 60

約数和(自身を含む): 2309304536

約数和(自身を除く): 1048560161

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 121, 125, 165, 275, 363, 375, 605, 625, 825, 1375, 1815, 1875, 3025, 4125, 5557, 6875, 9075, 15125, 16671, 20625, 27785, 45375, 61127, 75625, 83355, 138925, 183381, 226875, 305635, 416775, 672397, 694625, 916905, 1528175, 2017191, 2083875, 3361985, 3473125, 4584525, 7640875, 10085955, 10419375, 16809925, 22922625, 38204375, 50429775, 84049625, 114613125, 252148875, 420248125, 1260744375]

約数ペア:

[(1, 1260744375), (3, 420248125), (5, 252148875), (11, 114613125), (15, 84049625), (25, 50429775), (33, 38204375), (55, 22922625), (75, 16809925), (121, 10419375), (125, 10085955), (165, 7640875), (275, 4584525), (363, 3473125), (375, 3361985), (605, 2083875), (625, 2017191), (825, 1528175), (1375, 916905), (1815, 694625), (1875, 672397), (3025, 416775), (4125, 305635), (5557, 226875), (6875, 183381), (9075, 138925), (15125, 83355), (16671, 75625), (20625, 61127), (27785, 45375)]