71977210

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4139}}^1$

素因数の和:4230

約数の個数: 32

約数和(自身を含む): 135924480

約数和(自身を除く): 63947270

約数列:

[1, 2, 5, 10, 37, 47, 74, 94, 185, 235, 370, 470, 1739, 3478, 4139, 8278, 8695, 17390, 20695, 41390, 153143, 194533, 306286, 389066, 765715, 972665, 1531430, 1945330, 7197721, 14395442, 35988605, 71977210]

約数ペア:

[(1, 71977210), (2, 35988605), (5, 14395442), (10, 7197721), (37, 1945330), (47, 1531430), (74, 972665), (94, 765715), (185, 389066), (235, 306286), (370, 194533), (470, 153143), (1739, 41390), (3478, 20695), (4139, 17390), (8278, 8695)]