30838000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:947

約数の個数: 80

約数和(自身を含む): 79039584

約数和(自身を除く): 48201584

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 125, 136, 170, 200, 250, 272, 340, 400, 425, 500, 680, 850, 907, 1000, 1360, 1700, 1814, 2000, 2125, 3400, 3628, 4250, 4535, 6800, 7256, 8500, 9070, 14512, 15419, 17000, 18140, 22675, 30838, 34000, 36280, 45350, 61676, 72560, 77095, 90700, 113375, 123352, 154190, 181400, 226750, 246704, 308380, 362800, 385475, 453500, 616760, 770950, 907000, 1233520, 1541900, 1814000, 1927375, 3083800, 3854750, 6167600, 7709500, 15419000, 30838000]

約数ペア:

[(1, 30838000), (2, 15419000), (4, 7709500), (5, 6167600), (8, 3854750), (10, 3083800), (16, 1927375), (17, 1814000), (20, 1541900), (25, 1233520), (34, 907000), (40, 770950), (50, 616760), (68, 453500), (80, 385475), (85, 362800), (100, 308380), (125, 246704), (136, 226750), (170, 181400), (200, 154190), (250, 123352), (272, 113375), (340, 90700), (400, 77095), (425, 72560), (500, 61676), (680, 45350), (850, 36280), (907, 34000), (1000, 30838), (1360, 22675), (1700, 18140), (1814, 17000), (2000, 15419), (2125, 14512), (3400, 9070), (3628, 8500), (4250, 7256), (4535, 6800)]