65553880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{234121}}^1$

素因数の和:234139

約数の個数: 32

約数和(自身を含む): 168567840

約数和(自身を除く): 103013960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 234121, 468242, 936484, 1170605, 1638847, 1872968, 2341210, 3277694, 4682420, 6555388, 8194235, 9364840, 13110776, 16388470, 32776940, 65553880]

約数ペア:

[(1, 65553880), (2, 32776940), (4, 16388470), (5, 13110776), (7, 9364840), (8, 8194235), (10, 6555388), (14, 4682420), (20, 3277694), (28, 2341210), (35, 1872968), (40, 1638847), (56, 1170605), (70, 936484), (140, 468242), (280, 234121)]