890735325

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{1543}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 1516331520

約数和(自身を除く): 625596195

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 179, 215, 537, 645, 895, 1075, 1543, 2685, 3225, 4475, 4629, 7697, 7715, 13425, 23091, 23145, 38485, 38575, 66349, 115455, 115725, 192425, 199047, 276197, 331745, 577275, 828591, 995235, 1380985, 1658725, 4142955, 4976175, 6904925, 11876471, 20714775, 35629413, 59382355, 178147065, 296911775, 890735325]

約数ペア:

[(1, 890735325), (3, 296911775), (5, 178147065), (15, 59382355), (25, 35629413), (43, 20714775), (75, 11876471), (129, 6904925), (179, 4976175), (215, 4142955), (537, 1658725), (645, 1380985), (895, 995235), (1075, 828591), (1543, 577275), (2685, 331745), (3225, 276197), (4475, 199047), (4629, 192425), (7697, 115725), (7715, 115455), (13425, 66349), (23091, 38575), (23145, 38485)]