75204975

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 130705920

約数和(自身を除く): 55500945

約数列:

[1, 3, 5, 15, 25, 29, 71, 75, 87, 145, 213, 355, 435, 487, 725, 1065, 1461, 1775, 2059, 2175, 2435, 5325, 6177, 7305, 10295, 12175, 14123, 30885, 34577, 36525, 42369, 51475, 70615, 103731, 154425, 172885, 211845, 353075, 518655, 864425, 1002733, 1059225, 2593275, 3008199, 5013665, 15040995, 25068325, 75204975]

約数ペア:

[(1, 75204975), (3, 25068325), (5, 15040995), (15, 5013665), (25, 3008199), (29, 2593275), (71, 1059225), (75, 1002733), (87, 864425), (145, 518655), (213, 353075), (355, 211845), (435, 172885), (487, 154425), (725, 103731), (1065, 70615), (1461, 51475), (1775, 42369), (2059, 36525), (2175, 34577), (2435, 30885), (5325, 14123), (6177, 12175), (7305, 10295)]