158373880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{80803}}^1$

素因数の和:80828

約数の個数: 48

約数和(自身を含む): 414524520

約数和(自身を除く): 256150640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 80803, 161606, 323212, 404015, 565621, 646424, 808030, 1131242, 1616060, 2262484, 2828105, 3232120, 3959347, 4524968, 5656210, 7918694, 11312420, 15837388, 19796735, 22624840, 31674776, 39593470, 79186940, 158373880]

約数ペア:

[(1, 158373880), (2, 79186940), (4, 39593470), (5, 31674776), (7, 22624840), (8, 19796735), (10, 15837388), (14, 11312420), (20, 7918694), (28, 5656210), (35, 4524968), (40, 3959347), (49, 3232120), (56, 2828105), (70, 2262484), (98, 1616060), (140, 1131242), (196, 808030), (245, 646424), (280, 565621), (392, 404015), (490, 323212), (980, 161606), (1960, 80803)]