84860000

素因数分解:

$2^5\times 5^4\times {\mathrm{4243}}^1$

素因数の和:4273

約数の個数: 60

約数和(自身を含む): 208817532

約数和(自身を除く): 123957532

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 1000, 1250, 2000, 2500, 4000, 4243, 5000, 8486, 10000, 16972, 20000, 21215, 33944, 42430, 67888, 84860, 106075, 135776, 169720, 212150, 339440, 424300, 530375, 678880, 848600, 1060750, 1697200, 2121500, 2651875, 3394400, 4243000, 5303750, 8486000, 10607500, 16972000, 21215000, 42430000, 84860000]

約数ペア:

[(1, 84860000), (2, 42430000), (4, 21215000), (5, 16972000), (8, 10607500), (10, 8486000), (16, 5303750), (20, 4243000), (25, 3394400), (32, 2651875), (40, 2121500), (50, 1697200), (80, 1060750), (100, 848600), (125, 678880), (160, 530375), (200, 424300), (250, 339440), (400, 212150), (500, 169720), (625, 135776), (800, 106075), (1000, 84860), (1250, 67888), (2000, 42430), (2500, 33944), (4000, 21215), (4243, 20000), (5000, 16972), (8486, 10000)]