155123020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2377}}^1$

素因数の和:2650

約数の個数: 48

約数和(自身を含む): 352362528

約数和(自身を除く): 197239508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1255, 2377, 2510, 3263, 4754, 5020, 6526, 9508, 11885, 13052, 16315, 23770, 30901, 32630, 47540, 61802, 65260, 123604, 154505, 309010, 596627, 618020, 1193254, 2386508, 2983135, 5966270, 7756151, 11932540, 15512302, 31024604, 38780755, 77561510, 155123020]

約数ペア:

[(1, 155123020), (2, 77561510), (4, 38780755), (5, 31024604), (10, 15512302), (13, 11932540), (20, 7756151), (26, 5966270), (52, 2983135), (65, 2386508), (130, 1193254), (251, 618020), (260, 596627), (502, 309010), (1004, 154505), (1255, 123604), (2377, 65260), (2510, 61802), (3263, 47540), (4754, 32630), (5020, 30901), (6526, 23770), (9508, 16315), (11885, 13052)]