78179600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11497}}^1$

素因数の和:11532

約数の個数: 60

約数和(自身を含む): 198892404

約数和(自身を除く): 120712804

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 3400, 6800, 11497, 22994, 45988, 57485, 91976, 114970, 183952, 195449, 229940, 287425, 390898, 459880, 574850, 781796, 919760, 977245, 1149700, 1563592, 1954490, 2299400, 3127184, 3908980, 4598800, 4886225, 7817960, 9772450, 15635920, 19544900, 39089800, 78179600]

約数ペア:

[(1, 78179600), (2, 39089800), (4, 19544900), (5, 15635920), (8, 9772450), (10, 7817960), (16, 4886225), (17, 4598800), (20, 3908980), (25, 3127184), (34, 2299400), (40, 1954490), (50, 1563592), (68, 1149700), (80, 977245), (85, 919760), (100, 781796), (136, 574850), (170, 459880), (200, 390898), (272, 287425), (340, 229940), (400, 195449), (425, 183952), (680, 114970), (850, 91976), (1360, 57485), (1700, 45988), (3400, 22994), (6800, 11497)]