5780000

素因数分解:

$2^5\times 5^4\times {\mathrm{17}}^2$

素因数の和:64

約数の個数: 90

約数和(自身を含む): 15105321

約数和(自身を除く): 9325321

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 125, 136, 160, 170, 200, 250, 272, 289, 340, 400, 425, 500, 544, 578, 625, 680, 800, 850, 1000, 1156, 1250, 1360, 1445, 1700, 2000, 2125, 2312, 2500, 2720, 2890, 3400, 4000, 4250, 4624, 5000, 5780, 6800, 7225, 8500, 9248, 10000, 10625, 11560, 13600, 14450, 17000, 20000, 21250, 23120, 28900, 34000, 36125, 42500, 46240, 57800, 68000, 72250, 85000, 115600, 144500, 170000, 180625, 231200, 289000, 340000, 361250, 578000, 722500, 1156000, 1445000, 2890000, 5780000]

約数ペア:

[(1, 5780000), (2, 2890000), (4, 1445000), (5, 1156000), (8, 722500), (10, 578000), (16, 361250), (17, 340000), (20, 289000), (25, 231200), (32, 180625), (34, 170000), (40, 144500), (50, 115600), (68, 85000), (80, 72250), (85, 68000), (100, 57800), (125, 46240), (136, 42500), (160, 36125), (170, 34000), (200, 28900), (250, 23120), (272, 21250), (289, 20000), (340, 17000), (400, 14450), (425, 13600), (500, 11560), (544, 10625), (578, 10000), (625, 9248), (680, 8500), (800, 7225), (850, 6800), (1000, 5780), (1156, 5000), (1250, 4624), (1360, 4250), (1445, 4000), (1700, 3400), (2000, 2890), (2125, 2720), (2312, 2500)]