71534020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{28163}}^1$

素因数の和:28299

約数の個数: 24

約数和(自身を含む): 151409664

約数和(自身を除く): 79875644

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 28163, 56326, 112652, 140815, 281630, 563260, 3576701, 7153402, 14306804, 17883505, 35767010, 71534020]

約数ペア:

[(1, 71534020), (2, 35767010), (4, 17883505), (5, 14306804), (10, 7153402), (20, 3576701), (127, 563260), (254, 281630), (508, 140815), (635, 112652), (1270, 56326), (2540, 28163)]