12749450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 27528000

約数和(自身を除く): 14778550

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 73, 146, 175, 350, 365, 499, 511, 730, 998, 1022, 1825, 2495, 2555, 3493, 3650, 4990, 5110, 6986, 12475, 12775, 17465, 24950, 25550, 34930, 36427, 72854, 87325, 174650, 182135, 254989, 364270, 509978, 910675, 1274945, 1821350, 2549890, 6374725, 12749450]

約数ペア:

[(1, 12749450), (2, 6374725), (5, 2549890), (7, 1821350), (10, 1274945), (14, 910675), (25, 509978), (35, 364270), (50, 254989), (70, 182135), (73, 174650), (146, 87325), (175, 72854), (350, 36427), (365, 34930), (499, 25550), (511, 24950), (730, 17465), (998, 12775), (1022, 12475), (1825, 6986), (2495, 5110), (2555, 4990), (3493, 3650)]