39344890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{751}}^1$

素因数の和:815

約数の個数: 48

約数和(自身を含む): 79266816

約数和(自身を除く): 39921926

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 169, 310, 338, 403, 751, 806, 845, 1502, 1690, 2015, 3755, 4030, 5239, 7510, 9763, 10478, 19526, 23281, 26195, 46562, 48815, 52390, 97630, 116405, 126919, 232810, 253838, 302653, 605306, 634595, 1269190, 1513265, 3026530, 3934489, 7868978, 19672445, 39344890]

約数ペア:

[(1, 39344890), (2, 19672445), (5, 7868978), (10, 3934489), (13, 3026530), (26, 1513265), (31, 1269190), (62, 634595), (65, 605306), (130, 302653), (155, 253838), (169, 232810), (310, 126919), (338, 116405), (403, 97630), (751, 52390), (806, 48815), (845, 46562), (1502, 26195), (1690, 23281), (2015, 19526), (3755, 10478), (4030, 9763), (5239, 7510)]