83438180

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12163}}^1$

素因数の和:12193

約数の個数: 48

約数和(自身を含む): 204355200

約数和(自身を除く): 120917020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 12163, 24326, 48652, 60815, 85141, 121630, 170282, 243260, 340564, 425705, 595987, 851410, 1191974, 1702820, 2383948, 2979935, 4171909, 5959870, 8343818, 11919740, 16687636, 20859545, 41719090, 83438180]

約数ペア:

[(1, 83438180), (2, 41719090), (4, 20859545), (5, 16687636), (7, 11919740), (10, 8343818), (14, 5959870), (20, 4171909), (28, 2979935), (35, 2383948), (49, 1702820), (70, 1191974), (98, 851410), (140, 595987), (196, 425705), (245, 340564), (343, 243260), (490, 170282), (686, 121630), (980, 85141), (1372, 60815), (1715, 48652), (3430, 24326), (6860, 12163)]