90969520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 221369760

約数和(自身を除く): 130400240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 113, 116, 145, 226, 232, 290, 347, 452, 464, 565, 580, 694, 904, 1130, 1160, 1388, 1735, 1808, 2260, 2320, 2776, 3277, 3470, 4520, 5552, 6554, 6940, 9040, 10063, 13108, 13880, 16385, 20126, 26216, 27760, 32770, 39211, 40252, 50315, 52432, 65540, 78422, 80504, 100630, 131080, 156844, 161008, 196055, 201260, 262160, 313688, 392110, 402520, 627376, 784220, 805040, 1137119, 1568440, 2274238, 3136880, 4548476, 5685595, 9096952, 11371190, 18193904, 22742380, 45484760, 90969520]

約数ペア:

[(1, 90969520), (2, 45484760), (4, 22742380), (5, 18193904), (8, 11371190), (10, 9096952), (16, 5685595), (20, 4548476), (29, 3136880), (40, 2274238), (58, 1568440), (80, 1137119), (113, 805040), (116, 784220), (145, 627376), (226, 402520), (232, 392110), (290, 313688), (347, 262160), (452, 201260), (464, 196055), (565, 161008), (580, 156844), (694, 131080), (904, 100630), (1130, 80504), (1160, 78422), (1388, 65540), (1735, 52432), (1808, 50315), (2260, 40252), (2320, 39211), (2776, 32770), (3277, 27760), (3470, 26216), (4520, 20126), (5552, 16385), (6554, 13880), (6940, 13108), (9040, 10063)]