73215525

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 125188416

約数和(自身を除く): 51972891

約数列:

[1, 3, 5, 15, 25, 53, 75, 113, 159, 163, 265, 339, 489, 565, 795, 815, 1325, 1695, 2445, 2825, 3975, 4075, 5989, 8475, 8639, 12225, 17967, 18419, 25917, 29945, 43195, 55257, 89835, 92095, 129585, 149725, 215975, 276285, 449175, 460475, 647925, 976207, 1381425, 2928621, 4881035, 14643105, 24405175, 73215525]

約数ペア:

[(1, 73215525), (3, 24405175), (5, 14643105), (15, 4881035), (25, 2928621), (53, 1381425), (75, 976207), (113, 647925), (159, 460475), (163, 449175), (265, 276285), (339, 215975), (489, 149725), (565, 129585), (795, 92095), (815, 89835), (1325, 55257), (1695, 43195), (2445, 29945), (2825, 25917), (3975, 18419), (4075, 17967), (5989, 12225), (8475, 8639)]