71919675

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 135620784

約数和(自身を除く): 63701109

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 53, 75, 111, 159, 163, 185, 225, 265, 333, 477, 489, 555, 795, 815, 925, 1325, 1467, 1665, 1961, 2385, 2445, 2775, 3975, 4075, 5883, 6031, 7335, 8325, 8639, 9805, 11925, 12225, 17649, 18093, 25917, 29415, 30155, 36675, 43195, 49025, 54279, 77751, 88245, 90465, 129585, 147075, 150775, 215975, 271395, 319643, 388755, 441225, 452325, 647925, 958929, 1356975, 1598215, 1943775, 2876787, 4794645, 7991075, 14383935, 23973225, 71919675]

約数ペア:

[(1, 71919675), (3, 23973225), (5, 14383935), (9, 7991075), (15, 4794645), (25, 2876787), (37, 1943775), (45, 1598215), (53, 1356975), (75, 958929), (111, 647925), (159, 452325), (163, 441225), (185, 388755), (225, 319643), (265, 271395), (333, 215975), (477, 150775), (489, 147075), (555, 129585), (795, 90465), (815, 88245), (925, 77751), (1325, 54279), (1467, 49025), (1665, 43195), (1961, 36675), (2385, 30155), (2445, 29415), (2775, 25917), (3975, 18093), (4075, 17649), (5883, 12225), (6031, 11925), (7335, 9805), (8325, 8639)]