72975080

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44497}}^1$

素因数の和:44549

約数の個数: 32

約数和(自身を含む): 168202440

約数和(自身を除く): 95227360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 44497, 88994, 177988, 222485, 355976, 444970, 889940, 1779880, 1824377, 3648754, 7297508, 9121885, 14595016, 18243770, 36487540, 72975080]

約数ペア:

[(1, 72975080), (2, 36487540), (4, 18243770), (5, 14595016), (8, 9121885), (10, 7297508), (20, 3648754), (40, 1824377), (41, 1779880), (82, 889940), (164, 444970), (205, 355976), (328, 222485), (410, 177988), (820, 88994), (1640, 44497)]