3997500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 120

約数和(自身を含む): 12858384

約数和(自身を除く): 8860884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 41, 50, 52, 60, 65, 75, 78, 82, 100, 123, 125, 130, 150, 156, 164, 195, 205, 246, 250, 260, 300, 325, 375, 390, 410, 492, 500, 533, 615, 625, 650, 750, 780, 820, 975, 1025, 1066, 1230, 1250, 1300, 1500, 1599, 1625, 1875, 1950, 2050, 2132, 2460, 2500, 2665, 3075, 3198, 3250, 3750, 3900, 4100, 4875, 5125, 5330, 6150, 6396, 6500, 7500, 7995, 8125, 9750, 10250, 10660, 12300, 13325, 15375, 15990, 16250, 19500, 20500, 24375, 25625, 26650, 30750, 31980, 32500, 39975, 48750, 51250, 53300, 61500, 66625, 76875, 79950, 97500, 102500, 133250, 153750, 159900, 199875, 266500, 307500, 333125, 399750, 666250, 799500, 999375, 1332500, 1998750, 3997500]

約数ペア:

[(1, 3997500), (2, 1998750), (3, 1332500), (4, 999375), (5, 799500), (6, 666250), (10, 399750), (12, 333125), (13, 307500), (15, 266500), (20, 199875), (25, 159900), (26, 153750), (30, 133250), (39, 102500), (41, 97500), (50, 79950), (52, 76875), (60, 66625), (65, 61500), (75, 53300), (78, 51250), (82, 48750), (100, 39975), (123, 32500), (125, 31980), (130, 30750), (150, 26650), (156, 25625), (164, 24375), (195, 20500), (205, 19500), (246, 16250), (250, 15990), (260, 15375), (300, 13325), (325, 12300), (375, 10660), (390, 10250), (410, 9750), (492, 8125), (500, 7995), (533, 7500), (615, 6500), (625, 6396), (650, 6150), (750, 5330), (780, 5125), (820, 4875), (975, 4100), (1025, 3900), (1066, 3750), (1230, 3250), (1250, 3198), (1300, 3075), (1500, 2665), (1599, 2500), (1625, 2460), (1875, 2132), (1950, 2050)]