138963400

素因数分解:

$2^3\times 5^2\times {\mathrm{127}}^1\times {\mathrm{5471}}^1$

素因数の和:5614

約数の個数: 48

約数和(自身を含む): 325693440

約数和(自身を除く): 186730040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 127, 200, 254, 508, 635, 1016, 1270, 2540, 3175, 5080, 5471, 6350, 10942, 12700, 21884, 25400, 27355, 43768, 54710, 109420, 136775, 218840, 273550, 547100, 694817, 1094200, 1389634, 2779268, 3474085, 5558536, 6948170, 13896340, 17370425, 27792680, 34740850, 69481700, 138963400]

約数ペア:

[(1, 138963400), (2, 69481700), (4, 34740850), (5, 27792680), (8, 17370425), (10, 13896340), (20, 6948170), (25, 5558536), (40, 3474085), (50, 2779268), (100, 1389634), (127, 1094200), (200, 694817), (254, 547100), (508, 273550), (635, 218840), (1016, 136775), (1270, 109420), (2540, 54710), (3175, 43768), (5080, 27355), (5471, 25400), (6350, 21884), (10942, 12700)]