83921920

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:505

約数の個数: 88

約数和(自身を含む): 207221904

約数和(自身を除く): 123299984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 443, 512, 592, 640, 740, 886, 1024, 1184, 1280, 1480, 1772, 2215, 2368, 2560, 2960, 3544, 4430, 4736, 5120, 5920, 7088, 8860, 9472, 11840, 14176, 16391, 17720, 18944, 23680, 28352, 32782, 35440, 37888, 47360, 56704, 65564, 70880, 81955, 94720, 113408, 131128, 141760, 163910, 189440, 226816, 262256, 283520, 327820, 453632, 524512, 567040, 655640, 1049024, 1134080, 1311280, 2098048, 2268160, 2622560, 4196096, 5245120, 8392192, 10490240, 16784384, 20980480, 41960960, 83921920]

約数ペア:

[(1, 83921920), (2, 41960960), (4, 20980480), (5, 16784384), (8, 10490240), (10, 8392192), (16, 5245120), (20, 4196096), (32, 2622560), (37, 2268160), (40, 2098048), (64, 1311280), (74, 1134080), (80, 1049024), (128, 655640), (148, 567040), (160, 524512), (185, 453632), (256, 327820), (296, 283520), (320, 262256), (370, 226816), (443, 189440), (512, 163910), (592, 141760), (640, 131128), (740, 113408), (886, 94720), (1024, 81955), (1184, 70880), (1280, 65564), (1480, 56704), (1772, 47360), (2215, 37888), (2368, 35440), (2560, 32782), (2960, 28352), (3544, 23680), (4430, 18944), (4736, 17720), (5120, 16391), (5920, 14176), (7088, 11840), (8860, 9472)]