77779930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{14759}}^1$

素因数の和:14814

約数の個数: 32

約数和(自身を含む): 153031680

約数和(自身を除く): 75251750

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 14759, 29518, 73795, 147590, 250903, 457529, 501806, 915058, 1254515, 2287645, 2509030, 4575290, 7777993, 15555986, 38889965, 77779930]

約数ペア:

[(1, 77779930), (2, 38889965), (5, 15555986), (10, 7777993), (17, 4575290), (31, 2509030), (34, 2287645), (62, 1254515), (85, 915058), (155, 501806), (170, 457529), (310, 250903), (527, 147590), (1054, 73795), (2635, 29518), (5270, 14759)]