80946080

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26627}}^1$

素因数の和:26661

約数の個数: 48

約数和(自身を含む): 201307680

約数和(自身を除く): 120361600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 26627, 53254, 106508, 133135, 213016, 266270, 426032, 505913, 532540, 852064, 1011826, 1065080, 2023652, 2130160, 2529565, 4047304, 4260320, 5059130, 8094608, 10118260, 16189216, 20236520, 40473040, 80946080]

約数ペア:

[(1, 80946080), (2, 40473040), (4, 20236520), (5, 16189216), (8, 10118260), (10, 8094608), (16, 5059130), (19, 4260320), (20, 4047304), (32, 2529565), (38, 2130160), (40, 2023652), (76, 1065080), (80, 1011826), (95, 852064), (152, 532540), (160, 505913), (190, 426032), (304, 266270), (380, 213016), (608, 133135), (760, 106508), (1520, 53254), (3040, 26627)]