69981280

素因数分解:

$2^5\times 5^1\times {\mathrm{277}}^1\times {\mathrm{1579}}^1$

素因数の和:1871

約数の個数: 48

約数和(自身を含む): 166032720

約数和(自身を除く): 96051440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 277, 554, 1108, 1385, 1579, 2216, 2770, 3158, 4432, 5540, 6316, 7895, 8864, 11080, 12632, 15790, 22160, 25264, 31580, 44320, 50528, 63160, 126320, 252640, 437383, 874766, 1749532, 2186915, 3499064, 4373830, 6998128, 8747660, 13996256, 17495320, 34990640, 69981280]

約数ペア:

[(1, 69981280), (2, 34990640), (4, 17495320), (5, 13996256), (8, 8747660), (10, 6998128), (16, 4373830), (20, 3499064), (32, 2186915), (40, 1749532), (80, 874766), (160, 437383), (277, 252640), (554, 126320), (1108, 63160), (1385, 50528), (1579, 44320), (2216, 31580), (2770, 25264), (3158, 22160), (4432, 15790), (5540, 12632), (6316, 11080), (7895, 8864)]