7998750

素因数分解:

$2^1\times 3^4\times 5^4\times {\mathrm{79}}^1$

素因数の和:113

約数の個数: 100

約数和(自身を含む): 22680240

約数和(自身を除く): 14681490

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 79, 81, 90, 125, 135, 150, 158, 162, 225, 237, 250, 270, 375, 395, 405, 450, 474, 625, 675, 711, 750, 790, 810, 1125, 1185, 1250, 1350, 1422, 1875, 1975, 2025, 2133, 2250, 2370, 3375, 3555, 3750, 3950, 4050, 4266, 5625, 5925, 6399, 6750, 7110, 9875, 10125, 10665, 11250, 11850, 12798, 16875, 17775, 19750, 20250, 21330, 29625, 31995, 33750, 35550, 49375, 50625, 53325, 59250, 63990, 88875, 98750, 101250, 106650, 148125, 159975, 177750, 266625, 296250, 319950, 444375, 533250, 799875, 888750, 1333125, 1599750, 2666250, 3999375, 7998750]

約数ペア:

[(1, 7998750), (2, 3999375), (3, 2666250), (5, 1599750), (6, 1333125), (9, 888750), (10, 799875), (15, 533250), (18, 444375), (25, 319950), (27, 296250), (30, 266625), (45, 177750), (50, 159975), (54, 148125), (75, 106650), (79, 101250), (81, 98750), (90, 88875), (125, 63990), (135, 59250), (150, 53325), (158, 50625), (162, 49375), (225, 35550), (237, 33750), (250, 31995), (270, 29625), (375, 21330), (395, 20250), (405, 19750), (450, 17775), (474, 16875), (625, 12798), (675, 11850), (711, 11250), (750, 10665), (790, 10125), (810, 9875), (1125, 7110), (1185, 6750), (1250, 6399), (1350, 5925), (1422, 5625), (1875, 4266), (1975, 4050), (2025, 3950), (2133, 3750), (2250, 3555), (2370, 3375)]