51996750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5333}}^1$

素因数の和:5366

約数の個数: 64

約数和(自身を含む): 139793472

約数和(自身を除く): 87796722

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1625, 1950, 3250, 4875, 5333, 9750, 10666, 15999, 26665, 31998, 53330, 69329, 79995, 133325, 138658, 159990, 207987, 266650, 346645, 399975, 415974, 666625, 693290, 799950, 1039935, 1333250, 1733225, 1999875, 2079870, 3466450, 3999750, 5199675, 8666125, 10399350, 17332250, 25998375, 51996750]

約数ペア:

[(1, 51996750), (2, 25998375), (3, 17332250), (5, 10399350), (6, 8666125), (10, 5199675), (13, 3999750), (15, 3466450), (25, 2079870), (26, 1999875), (30, 1733225), (39, 1333250), (50, 1039935), (65, 799950), (75, 693290), (78, 666625), (125, 415974), (130, 399975), (150, 346645), (195, 266650), (250, 207987), (325, 159990), (375, 138658), (390, 133325), (650, 79995), (750, 69329), (975, 53330), (1625, 31998), (1950, 26665), (3250, 15999), (4875, 10666), (5333, 9750)]