68940065

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 89056800

約数和(自身を除く): 20116735

約数列:

[1, 5, 37, 41, 61, 149, 185, 205, 305, 745, 1517, 2257, 2501, 5513, 6109, 7585, 9089, 11285, 12505, 27565, 30545, 45445, 92537, 226033, 336293, 372649, 462685, 1130165, 1681465, 1863245, 13788013, 68940065]

約数ペア:

[(1, 68940065), (5, 13788013), (37, 1863245), (41, 1681465), (61, 1130165), (149, 462685), (185, 372649), (205, 336293), (305, 226033), (745, 92537), (1517, 45445), (2257, 30545), (2501, 27565), (5513, 12505), (6109, 11285), (7585, 9089)]