91891020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{117809}}^1$

素因数の和:117834

約数の個数: 48

約数和(自身を含む): 277089120

約数和(自身を除く): 185198100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 117809, 235618, 353427, 471236, 589045, 706854, 1178090, 1413708, 1531517, 1767135, 2356180, 3063034, 3534270, 4594551, 6126068, 7068540, 7657585, 9189102, 15315170, 18378204, 22972755, 30630340, 45945510, 91891020]

約数ペア:

[(1, 91891020), (2, 45945510), (3, 30630340), (4, 22972755), (5, 18378204), (6, 15315170), (10, 9189102), (12, 7657585), (13, 7068540), (15, 6126068), (20, 4594551), (26, 3534270), (30, 3063034), (39, 2356180), (52, 1767135), (60, 1531517), (65, 1413708), (78, 1178090), (130, 706854), (156, 589045), (195, 471236), (260, 353427), (390, 235618), (780, 117809)]