80764280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1728

約数の個数: 64

約数和(自身を含む): 195164640

約数和(自身を除く): 114400360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 1241, 1460, 1627, 2482, 2920, 3254, 4964, 6205, 6508, 8135, 9928, 12410, 13016, 16270, 24820, 27659, 32540, 49640, 55318, 65080, 110636, 118771, 138295, 221272, 237542, 276590, 475084, 553180, 593855, 950168, 1106360, 1187710, 2019107, 2375420, 4038214, 4750840, 8076428, 10095535, 16152856, 20191070, 40382140, 80764280]

約数ペア:

[(1, 80764280), (2, 40382140), (4, 20191070), (5, 16152856), (8, 10095535), (10, 8076428), (17, 4750840), (20, 4038214), (34, 2375420), (40, 2019107), (68, 1187710), (73, 1106360), (85, 950168), (136, 593855), (146, 553180), (170, 475084), (292, 276590), (340, 237542), (365, 221272), (584, 138295), (680, 118771), (730, 110636), (1241, 65080), (1460, 55318), (1627, 49640), (2482, 32540), (2920, 27659), (3254, 24820), (4964, 16270), (6205, 13016), (6508, 12410), (8135, 9928)]