63625660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{709}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 153155520

約数和(自身を除く): 89529860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 641, 709, 1282, 1418, 2564, 2836, 3205, 3545, 4487, 4963, 6410, 7090, 8974, 9926, 12820, 14180, 17948, 19852, 22435, 24815, 44870, 49630, 89740, 99260, 454469, 908938, 1817876, 2272345, 3181283, 4544690, 6362566, 9089380, 12725132, 15906415, 31812830, 63625660]

約数ペア:

[(1, 63625660), (2, 31812830), (4, 15906415), (5, 12725132), (7, 9089380), (10, 6362566), (14, 4544690), (20, 3181283), (28, 2272345), (35, 1817876), (70, 908938), (140, 454469), (641, 99260), (709, 89740), (1282, 49630), (1418, 44870), (2564, 24815), (2836, 22435), (3205, 19852), (3545, 17948), (4487, 14180), (4963, 12820), (6410, 9926), (7090, 8974)]