1657500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:57

約数の個数: 120

約数和(自身を含む): 5510736

約数和(自身を除く): 3853236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 25, 26, 30, 34, 39, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 125, 130, 150, 156, 170, 195, 204, 221, 250, 255, 260, 300, 325, 340, 375, 390, 425, 442, 500, 510, 625, 650, 663, 750, 780, 850, 884, 975, 1020, 1105, 1250, 1275, 1300, 1326, 1500, 1625, 1700, 1875, 1950, 2125, 2210, 2500, 2550, 2652, 3250, 3315, 3750, 3900, 4250, 4420, 4875, 5100, 5525, 6375, 6500, 6630, 7500, 8125, 8500, 9750, 10625, 11050, 12750, 13260, 16250, 16575, 19500, 21250, 22100, 24375, 25500, 27625, 31875, 32500, 33150, 42500, 48750, 55250, 63750, 66300, 82875, 97500, 110500, 127500, 138125, 165750, 276250, 331500, 414375, 552500, 828750, 1657500]

約数ペア:

[(1, 1657500), (2, 828750), (3, 552500), (4, 414375), (5, 331500), (6, 276250), (10, 165750), (12, 138125), (13, 127500), (15, 110500), (17, 97500), (20, 82875), (25, 66300), (26, 63750), (30, 55250), (34, 48750), (39, 42500), (50, 33150), (51, 32500), (52, 31875), (60, 27625), (65, 25500), (68, 24375), (75, 22100), (78, 21250), (85, 19500), (100, 16575), (102, 16250), (125, 13260), (130, 12750), (150, 11050), (156, 10625), (170, 9750), (195, 8500), (204, 8125), (221, 7500), (250, 6630), (255, 6500), (260, 6375), (300, 5525), (325, 5100), (340, 4875), (375, 4420), (390, 4250), (425, 3900), (442, 3750), (500, 3315), (510, 3250), (625, 2652), (650, 2550), (663, 2500), (750, 2210), (780, 2125), (850, 1950), (884, 1875), (975, 1700), (1020, 1625), (1105, 1500), (1250, 1326), (1275, 1300)]