42448640

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2551}}^1$

素因数の和:2585

約数の個数: 72

約数和(自身を含む): 109542048

約数和(自身を除く): 67093408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 520, 640, 832, 1040, 1280, 1664, 2080, 2551, 3328, 4160, 5102, 8320, 10204, 12755, 16640, 20408, 25510, 33163, 40816, 51020, 66326, 81632, 102040, 132652, 163264, 165815, 204080, 265304, 326528, 331630, 408160, 530608, 653056, 663260, 816320, 1061216, 1326520, 1632640, 2122432, 2653040, 3265280, 4244864, 5306080, 8489728, 10612160, 21224320, 42448640]

約数ペア:

[(1, 42448640), (2, 21224320), (4, 10612160), (5, 8489728), (8, 5306080), (10, 4244864), (13, 3265280), (16, 2653040), (20, 2122432), (26, 1632640), (32, 1326520), (40, 1061216), (52, 816320), (64, 663260), (65, 653056), (80, 530608), (104, 408160), (128, 331630), (130, 326528), (160, 265304), (208, 204080), (256, 165815), (260, 163264), (320, 132652), (416, 102040), (520, 81632), (640, 66326), (832, 51020), (1040, 40816), (1280, 33163), (1664, 25510), (2080, 20408), (2551, 16640), (3328, 12755), (4160, 10204), (5102, 8320)]