52417280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 129704064

約数和(自身を除く): 77286784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1321, 1984, 2480, 2642, 3968, 4960, 5284, 6605, 7936, 9920, 10568, 13210, 19840, 21136, 26420, 39680, 40951, 42272, 52840, 81902, 84544, 105680, 163804, 169088, 204755, 211360, 327608, 338176, 409510, 422720, 655216, 819020, 845440, 1310432, 1638040, 1690880, 2620864, 3276080, 5241728, 6552160, 10483456, 13104320, 26208640, 52417280]

約数ペア:

[(1, 52417280), (2, 26208640), (4, 13104320), (5, 10483456), (8, 6552160), (10, 5241728), (16, 3276080), (20, 2620864), (31, 1690880), (32, 1638040), (40, 1310432), (62, 845440), (64, 819020), (80, 655216), (124, 422720), (128, 409510), (155, 338176), (160, 327608), (248, 211360), (256, 204755), (310, 169088), (320, 163804), (496, 105680), (620, 84544), (640, 81902), (992, 52840), (1240, 42272), (1280, 40951), (1321, 39680), (1984, 26420), (2480, 21136), (2642, 19840), (3968, 13210), (4960, 10568), (5284, 9920), (6605, 7936)]