788103640

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{9067}}^1$

素因数の和:9172

約数の個数: 64

約数和(自身を含む): 1850960160

約数和(自身を除く): 1062856520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 82, 106, 164, 205, 212, 265, 328, 410, 424, 530, 820, 1060, 1640, 2120, 2173, 4346, 8692, 9067, 10865, 17384, 18134, 21730, 36268, 43460, 45335, 72536, 86920, 90670, 181340, 362680, 371747, 480551, 743494, 961102, 1486988, 1858735, 1922204, 2402755, 2973976, 3717470, 3844408, 4805510, 7434940, 9611020, 14869880, 19222040, 19702591, 39405182, 78810364, 98512955, 157620728, 197025910, 394051820, 788103640]

約数ペア:

[(1, 788103640), (2, 394051820), (4, 197025910), (5, 157620728), (8, 98512955), (10, 78810364), (20, 39405182), (40, 19702591), (41, 19222040), (53, 14869880), (82, 9611020), (106, 7434940), (164, 4805510), (205, 3844408), (212, 3717470), (265, 2973976), (328, 2402755), (410, 1922204), (424, 1858735), (530, 1486988), (820, 961102), (1060, 743494), (1640, 480551), (2120, 371747), (2173, 362680), (4346, 181340), (8692, 90670), (9067, 86920), (10865, 72536), (17384, 45335), (18134, 43460), (21730, 36268)]