802129880

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1\times {\mathrm{541}}^1$

素因数の和:1020

約数の個数: 64

約数和(自身を含む): 1831006080

約数和(自身を除く): 1028876200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 367, 404, 505, 541, 734, 808, 1010, 1082, 1468, 1835, 2020, 2164, 2705, 2936, 3670, 4040, 4328, 5410, 7340, 10820, 14680, 21640, 37067, 54641, 74134, 109282, 148268, 185335, 198547, 218564, 273205, 296536, 370670, 397094, 437128, 546410, 741340, 794188, 992735, 1092820, 1482680, 1588376, 1985470, 2185640, 3970940, 7941880, 20053247, 40106494, 80212988, 100266235, 160425976, 200532470, 401064940, 802129880]

約数ペア:

[(1, 802129880), (2, 401064940), (4, 200532470), (5, 160425976), (8, 100266235), (10, 80212988), (20, 40106494), (40, 20053247), (101, 7941880), (202, 3970940), (367, 2185640), (404, 1985470), (505, 1588376), (541, 1482680), (734, 1092820), (808, 992735), (1010, 794188), (1082, 741340), (1468, 546410), (1835, 437128), (2020, 397094), (2164, 370670), (2705, 296536), (2936, 273205), (3670, 218564), (4040, 198547), (4328, 185335), (5410, 148268), (7340, 109282), (10820, 74134), (14680, 54641), (21640, 37067)]