422157040

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{66797}}^1$

素因数の和:66889

約数の個数: 40

約数和(自身を含む): 993954240

約数和(自身を除く): 571797200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 66797, 133594, 267188, 333985, 534376, 667970, 1068752, 1335940, 2671880, 5276963, 5343760, 10553926, 21107852, 26384815, 42215704, 52769630, 84431408, 105539260, 211078520, 422157040]

約数ペア:

[(1, 422157040), (2, 211078520), (4, 105539260), (5, 84431408), (8, 52769630), (10, 42215704), (16, 26384815), (20, 21107852), (40, 10553926), (79, 5343760), (80, 5276963), (158, 2671880), (316, 1335940), (395, 1068752), (632, 667970), (790, 534376), (1264, 333985), (1580, 267188), (3160, 133594), (6320, 66797)]