71274525

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 135408000

約数和(自身を除く): 64133475

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 349, 389, 525, 1047, 1167, 1745, 1945, 2443, 2723, 5235, 5835, 7329, 8169, 8725, 9725, 12215, 13615, 26175, 29175, 36645, 40845, 61075, 68075, 135761, 183225, 204225, 407283, 678805, 950327, 2036415, 2850981, 3394025, 4751635, 10182075, 14254905, 23758175, 71274525]

約数ペア:

[(1, 71274525), (3, 23758175), (5, 14254905), (7, 10182075), (15, 4751635), (21, 3394025), (25, 2850981), (35, 2036415), (75, 950327), (105, 678805), (175, 407283), (349, 204225), (389, 183225), (525, 135761), (1047, 68075), (1167, 61075), (1745, 40845), (1945, 36645), (2443, 29175), (2723, 26175), (5235, 13615), (5835, 12215), (7329, 9725), (8169, 8725)]