80024920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:652

約数の個数: 64

約数和(自身を含む): 187920000

約数和(自身を除く): 107895080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 149, 232, 290, 298, 463, 580, 596, 745, 926, 1160, 1192, 1490, 1852, 2315, 2980, 3704, 4321, 4630, 5960, 8642, 9260, 13427, 17284, 18520, 21605, 26854, 34568, 43210, 53708, 67135, 68987, 86420, 107416, 134270, 137974, 172840, 268540, 275948, 344935, 537080, 551896, 689870, 1379740, 2000623, 2759480, 4001246, 8002492, 10003115, 16004984, 20006230, 40012460, 80024920]

約数ペア:

[(1, 80024920), (2, 40012460), (4, 20006230), (5, 16004984), (8, 10003115), (10, 8002492), (20, 4001246), (29, 2759480), (40, 2000623), (58, 1379740), (116, 689870), (145, 551896), (149, 537080), (232, 344935), (290, 275948), (298, 268540), (463, 172840), (580, 137974), (596, 134270), (745, 107416), (926, 86420), (1160, 68987), (1192, 67135), (1490, 53708), (1852, 43210), (2315, 34568), (2980, 26854), (3704, 21605), (4321, 18520), (4630, 17284), (5960, 13427), (8642, 9260)]