278581010

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1\times {\mathrm{881}}^1$

素因数の和:1298

約数の個数: 32

約数和(自身を含む): 508540032

約数和(自身を除く): 229959022

約数列:

[1, 2, 5, 10, 103, 206, 307, 515, 614, 881, 1030, 1535, 1762, 3070, 4405, 8810, 31621, 63242, 90743, 158105, 181486, 270467, 316210, 453715, 540934, 907430, 1352335, 2704670, 27858101, 55716202, 139290505, 278581010]

約数ペア:

[(1, 278581010), (2, 139290505), (5, 55716202), (10, 27858101), (103, 2704670), (206, 1352335), (307, 907430), (515, 540934), (614, 453715), (881, 316210), (1030, 270467), (1535, 181486), (1762, 158105), (3070, 90743), (4405, 63242), (8810, 31621)]