64757966120

素因数分解:

$2^3\times 5^1\times {\mathrm{11353}}^1\times {\mathrm{142601}}^1$

素因数の和:153965

約数の個数: 32

約数和(自身を含む): 145719279720

約数和(自身を除く): 80961313600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 11353, 22706, 45412, 56765, 90824, 113530, 142601, 227060, 285202, 454120, 570404, 713005, 1140808, 1426010, 2852020, 5704040, 1618949153, 3237898306, 6475796612, 8094745765, 12951593224, 16189491530, 32378983060, 64757966120]

約数ペア:

[(1, 64757966120), (2, 32378983060), (4, 16189491530), (5, 12951593224), (8, 8094745765), (10, 6475796612), (20, 3237898306), (40, 1618949153), (11353, 5704040), (22706, 2852020), (45412, 1426010), (56765, 1140808), (90824, 713005), (113530, 570404), (142601, 454120), (227060, 285202)]