1287750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 3436992

約数和(自身を除く): 2149242

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 101, 102, 125, 150, 170, 202, 250, 255, 303, 375, 425, 505, 510, 606, 750, 850, 1010, 1275, 1515, 1717, 2125, 2525, 2550, 3030, 3434, 4250, 5050, 5151, 6375, 7575, 8585, 10302, 12625, 12750, 15150, 17170, 25250, 25755, 37875, 42925, 51510, 75750, 85850, 128775, 214625, 257550, 429250, 643875, 1287750]

約数ペア:

[(1, 1287750), (2, 643875), (3, 429250), (5, 257550), (6, 214625), (10, 128775), (15, 85850), (17, 75750), (25, 51510), (30, 42925), (34, 37875), (50, 25755), (51, 25250), (75, 17170), (85, 15150), (101, 12750), (102, 12625), (125, 10302), (150, 8585), (170, 7575), (202, 6375), (250, 5151), (255, 5050), (303, 4250), (375, 3434), (425, 3030), (505, 2550), (510, 2525), (606, 2125), (750, 1717), (850, 1515), (1010, 1275)]