131206480

素因数分解:

$2^4\times 5^1\times {\mathrm{373}}^1\times {\mathrm{4397}}^1$

素因数の和:4783

約数の個数: 40

約数和(自身を含む): 305942472

約数和(自身を除く): 174735992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 373, 746, 1492, 1865, 2984, 3730, 4397, 5968, 7460, 8794, 14920, 17588, 21985, 29840, 35176, 43970, 70352, 87940, 175880, 351760, 1640081, 3280162, 6560324, 8200405, 13120648, 16400810, 26241296, 32801620, 65603240, 131206480]

約数ペア:

[(1, 131206480), (2, 65603240), (4, 32801620), (5, 26241296), (8, 16400810), (10, 13120648), (16, 8200405), (20, 6560324), (40, 3280162), (80, 1640081), (373, 351760), (746, 175880), (1492, 87940), (1865, 70352), (2984, 43970), (3730, 35176), (4397, 29840), (5968, 21985), (7460, 17588), (8794, 14920)]