38385280

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1621}}^1$

素因数の和:1677

約数の個数: 64

約数和(自身を含む): 94303080

約数和(自身を除く): 55917800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1480, 1621, 2368, 2960, 3242, 4736, 5920, 6484, 8105, 11840, 12968, 16210, 23680, 25936, 32420, 51872, 59977, 64840, 103744, 119954, 129680, 207488, 239908, 259360, 299885, 479816, 518720, 599770, 959632, 1037440, 1199540, 1919264, 2399080, 3838528, 4798160, 7677056, 9596320, 19192640, 38385280]

約数ペア:

[(1, 38385280), (2, 19192640), (4, 9596320), (5, 7677056), (8, 4798160), (10, 3838528), (16, 2399080), (20, 1919264), (32, 1199540), (37, 1037440), (40, 959632), (64, 599770), (74, 518720), (80, 479816), (128, 299885), (148, 259360), (160, 239908), (185, 207488), (296, 129680), (320, 119954), (370, 103744), (592, 64840), (640, 59977), (740, 51872), (1184, 32420), (1480, 25936), (1621, 23680), (2368, 16210), (2960, 12968), (3242, 11840), (4736, 8105), (5920, 6484)]