65262160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:352

約数の個数: 80

約数和(自身を含む): 157771152

約数和(自身を除く): 92508992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 101, 164, 197, 202, 205, 328, 394, 404, 410, 505, 656, 788, 808, 820, 985, 1010, 1576, 1616, 1640, 1970, 2020, 3152, 3280, 3940, 4040, 4141, 7880, 8077, 8080, 8282, 15760, 16154, 16564, 19897, 20705, 32308, 33128, 39794, 40385, 41410, 64616, 66256, 79588, 80770, 82820, 99485, 129232, 159176, 161540, 165640, 198970, 318352, 323080, 331280, 397940, 646160, 795880, 815777, 1591760, 1631554, 3263108, 4078885, 6526216, 8157770, 13052432, 16315540, 32631080, 65262160]

約数ペア:

[(1, 65262160), (2, 32631080), (4, 16315540), (5, 13052432), (8, 8157770), (10, 6526216), (16, 4078885), (20, 3263108), (40, 1631554), (41, 1591760), (80, 815777), (82, 795880), (101, 646160), (164, 397940), (197, 331280), (202, 323080), (205, 318352), (328, 198970), (394, 165640), (404, 161540), (410, 159176), (505, 129232), (656, 99485), (788, 82820), (808, 80770), (820, 79588), (985, 66256), (1010, 64616), (1576, 41410), (1616, 40385), (1640, 39794), (1970, 33128), (2020, 32308), (3152, 20705), (3280, 19897), (3940, 16564), (4040, 16154), (4141, 15760), (7880, 8282), (8077, 8080)]