129203260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{174599}}^1$

素因数の和:174645

約数の個数: 24

約数和(自身を含む): 278661600

約数和(自身を除く): 149458340

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 174599, 349198, 698396, 872995, 1745990, 3491980, 6460163, 12920326, 25840652, 32300815, 64601630, 129203260]

約数ペア:

[(1, 129203260), (2, 64601630), (4, 32300815), (5, 25840652), (10, 12920326), (20, 6460163), (37, 3491980), (74, 1745990), (148, 872995), (185, 698396), (370, 349198), (740, 174599)]