40139855

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 57024000

約数和(自身を除く): 16884145

約数列:

[1, 5, 7, 35, 43, 149, 179, 215, 301, 745, 895, 1043, 1253, 1505, 5215, 6265, 6407, 7697, 26671, 32035, 38485, 44849, 53879, 133355, 186697, 224245, 269395, 933485, 1146853, 5734265, 8027971, 40139855]

約数ペア:

[(1, 40139855), (5, 8027971), (7, 5734265), (35, 1146853), (43, 933485), (149, 269395), (179, 224245), (215, 186697), (301, 133355), (745, 53879), (895, 44849), (1043, 38485), (1253, 32035), (1505, 26671), (5215, 7697), (6265, 6407)]