51572625

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 94348800

約数和(自身を除く): 42776175

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 125, 149, 195, 213, 325, 355, 375, 447, 745, 923, 975, 1065, 1625, 1775, 1937, 2235, 2769, 3725, 4615, 4875, 5325, 5811, 8875, 9685, 10579, 11175, 13845, 18625, 23075, 26625, 29055, 31737, 48425, 52895, 55875, 69225, 115375, 137527, 145275, 158685, 242125, 264475, 346125, 412581, 687635, 726375, 793425, 1322375, 2062905, 3438175, 3967125, 10314525, 17190875, 51572625]

約数ペア:

[(1, 51572625), (3, 17190875), (5, 10314525), (13, 3967125), (15, 3438175), (25, 2062905), (39, 1322375), (65, 793425), (71, 726375), (75, 687635), (125, 412581), (149, 346125), (195, 264475), (213, 242125), (325, 158685), (355, 145275), (375, 137527), (447, 115375), (745, 69225), (923, 55875), (975, 52895), (1065, 48425), (1625, 31737), (1775, 29055), (1937, 26625), (2235, 23075), (2769, 18625), (3725, 13845), (4615, 11175), (4875, 10579), (5325, 9685), (5811, 8875)]