80852660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{751}}^1\times {\mathrm{769}}^1$

素因数の和:1536

約数の個数: 48

約数和(自身を含む): 194557440

約数和(自身を除く): 113704780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 751, 769, 1502, 1538, 3004, 3076, 3755, 3845, 5257, 5383, 7510, 7690, 10514, 10766, 15020, 15380, 21028, 21532, 26285, 26915, 52570, 53830, 105140, 107660, 577519, 1155038, 2310076, 2887595, 4042633, 5775190, 8085266, 11550380, 16170532, 20213165, 40426330, 80852660]

約数ペア:

[(1, 80852660), (2, 40426330), (4, 20213165), (5, 16170532), (7, 11550380), (10, 8085266), (14, 5775190), (20, 4042633), (28, 2887595), (35, 2310076), (70, 1155038), (140, 577519), (751, 107660), (769, 105140), (1502, 53830), (1538, 52570), (3004, 26915), (3076, 26285), (3755, 21532), (3845, 21028), (5257, 15380), (5383, 15020), (7510, 10766), (7690, 10514)]