51152080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13049}}^1$

素因数の和:13076

約数の個数: 60

約数和(自身を含む): 138356100

約数和(自身を除く): 87204020

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 13049, 26098, 52196, 65245, 91343, 104392, 130490, 182686, 208784, 260980, 365372, 456715, 521960, 639401, 730744, 913430, 1043920, 1278802, 1461488, 1826860, 2557604, 3197005, 3653720, 5115208, 6394010, 7307440, 10230416, 12788020, 25576040, 51152080]

約数ペア:

[(1, 51152080), (2, 25576040), (4, 12788020), (5, 10230416), (7, 7307440), (8, 6394010), (10, 5115208), (14, 3653720), (16, 3197005), (20, 2557604), (28, 1826860), (35, 1461488), (40, 1278802), (49, 1043920), (56, 913430), (70, 730744), (80, 639401), (98, 521960), (112, 456715), (140, 365372), (196, 260980), (245, 208784), (280, 182686), (392, 130490), (490, 104392), (560, 91343), (784, 65245), (980, 52196), (1960, 26098), (3920, 13049)]