161528560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1627}}^1$

素因数の和:1730

約数の個数: 80

約数和(自身を含む): 403340256

約数和(自身を除く): 241811696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 73, 80, 85, 136, 146, 170, 272, 292, 340, 365, 584, 680, 730, 1168, 1241, 1360, 1460, 1627, 2482, 2920, 3254, 4964, 5840, 6205, 6508, 8135, 9928, 12410, 13016, 16270, 19856, 24820, 26032, 27659, 32540, 49640, 55318, 65080, 99280, 110636, 118771, 130160, 138295, 221272, 237542, 276590, 442544, 475084, 553180, 593855, 950168, 1106360, 1187710, 1900336, 2019107, 2212720, 2375420, 4038214, 4750840, 8076428, 9501680, 10095535, 16152856, 20191070, 32305712, 40382140, 80764280, 161528560]

約数ペア:

[(1, 161528560), (2, 80764280), (4, 40382140), (5, 32305712), (8, 20191070), (10, 16152856), (16, 10095535), (17, 9501680), (20, 8076428), (34, 4750840), (40, 4038214), (68, 2375420), (73, 2212720), (80, 2019107), (85, 1900336), (136, 1187710), (146, 1106360), (170, 950168), (272, 593855), (292, 553180), (340, 475084), (365, 442544), (584, 276590), (680, 237542), (730, 221272), (1168, 138295), (1241, 130160), (1360, 118771), (1460, 110636), (1627, 99280), (2482, 65080), (2920, 55318), (3254, 49640), (4964, 32540), (5840, 27659), (6205, 26032), (6508, 24820), (8135, 19856), (9928, 16270), (12410, 13016)]