80737885

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 104652000

約数和(自身を除く): 23914115

約数列:

[1, 5, 29, 37, 101, 145, 149, 185, 505, 745, 1073, 2929, 3737, 4321, 5365, 5513, 14645, 15049, 18685, 21605, 27565, 75245, 108373, 159877, 436421, 541865, 556813, 799385, 2182105, 2784065, 16147577, 80737885]

約数ペア:

[(1, 80737885), (5, 16147577), (29, 2784065), (37, 2182105), (101, 799385), (145, 556813), (149, 541865), (185, 436421), (505, 159877), (745, 108373), (1073, 75245), (2929, 27565), (3737, 21605), (4321, 18685), (5365, 15049), (5513, 14645)]