80821214945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1\times {\mathrm{22051}}^1$

素因数の和:23057

約数の個数: 32

約数和(自身を含む): 104695839360

約数和(自身を除く): 23874624415

約数列:

[1, 5, 19, 41, 95, 205, 779, 941, 3895, 4705, 17879, 22051, 38581, 89395, 110255, 192905, 418969, 733039, 904091, 2094845, 3665195, 4520455, 17177729, 20749991, 85888645, 103749955, 394249829, 850749631, 1971249145, 4253748155, 16164242989, 80821214945]

約数ペア:

[(1, 80821214945), (5, 16164242989), (19, 4253748155), (41, 1971249145), (95, 850749631), (205, 394249829), (779, 103749955), (941, 85888645), (3895, 20749991), (4705, 17177729), (17879, 4520455), (22051, 3665195), (38581, 2094845), (89395, 904091), (110255, 733039), (192905, 418969)]