40666535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 60587520

約数和(自身を除く): 19920985

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 455, 643, 695, 973, 1807, 3215, 4501, 4865, 8359, 9035, 12649, 22505, 41795, 58513, 63245, 89377, 292565, 446885, 625639, 1161901, 3128195, 5809505, 8133307, 40666535]

約数ペア:

[(1, 40666535), (5, 8133307), (7, 5809505), (13, 3128195), (35, 1161901), (65, 625639), (91, 446885), (139, 292565), (455, 89377), (643, 63245), (695, 58513), (973, 41795), (1807, 22505), (3215, 12649), (4501, 9035), (4865, 8359)]