80223040

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8087}}^1$

素因数の和:8135

約数の個数: 56

約数和(自身を含む): 197217792

約数和(自身を除く): 116994752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8087, 9920, 16174, 32348, 40435, 64696, 80870, 129392, 161740, 250697, 258784, 323480, 501394, 517568, 646960, 1002788, 1253485, 1293920, 2005576, 2506970, 2587840, 4011152, 5013940, 8022304, 10027880, 16044608, 20055760, 40111520, 80223040]

約数ペア:

[(1, 80223040), (2, 40111520), (4, 20055760), (5, 16044608), (8, 10027880), (10, 8022304), (16, 5013940), (20, 4011152), (31, 2587840), (32, 2506970), (40, 2005576), (62, 1293920), (64, 1253485), (80, 1002788), (124, 646960), (155, 517568), (160, 501394), (248, 323480), (310, 258784), (320, 250697), (496, 161740), (620, 129392), (992, 80870), (1240, 64696), (1984, 40435), (2480, 32348), (4960, 16174), (8087, 9920)]