155521360

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{52541}}^1$

素因数の和:52591

約数の個数: 40

約数和(自身を含む): 371366856

約数和(自身を除く): 215845496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 52541, 105082, 210164, 262705, 420328, 525410, 840656, 1050820, 1944017, 2101640, 3888034, 4203280, 7776068, 9720085, 15552136, 19440170, 31104272, 38880340, 77760680, 155521360]

約数ペア:

[(1, 155521360), (2, 77760680), (4, 38880340), (5, 31104272), (8, 19440170), (10, 15552136), (16, 9720085), (20, 7776068), (37, 4203280), (40, 3888034), (74, 2101640), (80, 1944017), (148, 1050820), (185, 840656), (296, 525410), (370, 420328), (592, 262705), (740, 210164), (1480, 105082), (2960, 52541)]