665052010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{10687}}^1$

素因数の和:10835

約数の個数: 48

約数和(自身を含む): 1403633664

約数和(自身を除く): 738581654

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 245, 254, 490, 635, 889, 1270, 1778, 4445, 6223, 8890, 10687, 12446, 21374, 31115, 53435, 62230, 74809, 106870, 149618, 374045, 523663, 748090, 1047326, 1357249, 2618315, 2714498, 5236630, 6786245, 9500743, 13572490, 19001486, 47503715, 66505201, 95007430, 133010402, 332526005, 665052010]

約数ペア:

[(1, 665052010), (2, 332526005), (5, 133010402), (7, 95007430), (10, 66505201), (14, 47503715), (35, 19001486), (49, 13572490), (70, 9500743), (98, 6786245), (127, 5236630), (245, 2714498), (254, 2618315), (490, 1357249), (635, 1047326), (889, 748090), (1270, 523663), (1778, 374045), (4445, 149618), (6223, 106870), (8890, 74809), (10687, 62230), (12446, 53435), (21374, 31115)]