51140018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 82114560

約数和(自身を除く): 30974542

約数列:

[1, 2, 31, 53, 62, 79, 106, 158, 197, 394, 1643, 2449, 3286, 4187, 4898, 6107, 8374, 10441, 12214, 15563, 20882, 31126, 129797, 259594, 323671, 482453, 647342, 824839, 964906, 1649678, 25570009, 51140018]

約数ペア:

[(1, 51140018), (2, 25570009), (31, 1649678), (53, 964906), (62, 824839), (79, 647342), (106, 482453), (158, 323671), (197, 259594), (394, 129797), (1643, 31126), (2449, 20882), (3286, 15563), (4187, 12214), (4898, 10441), (6107, 8374)]