156787471420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8707}}^1\times {\mathrm{47387}}^1$

素因数の和:56122

約数の個数: 48

約数和(自身を含む): 346629951360

約数和(自身を除く): 189842479940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 8707, 17414, 34828, 43535, 47387, 87070, 94774, 165433, 174140, 189548, 236935, 330866, 473870, 661732, 827165, 900353, 947740, 1654330, 1800706, 3308660, 3601412, 4501765, 9003530, 18007060, 412598609, 825197218, 1650394436, 2062993045, 4125986090, 7839373571, 8251972180, 15678747142, 31357494284, 39196867855, 78393735710, 156787471420]

約数ペア:

[(1, 156787471420), (2, 78393735710), (4, 39196867855), (5, 31357494284), (10, 15678747142), (19, 8251972180), (20, 7839373571), (38, 4125986090), (76, 2062993045), (95, 1650394436), (190, 825197218), (380, 412598609), (8707, 18007060), (17414, 9003530), (34828, 4501765), (43535, 3601412), (47387, 3308660), (87070, 1800706), (94774, 1654330), (165433, 947740), (174140, 900353), (189548, 827165), (236935, 661732), (330866, 473870)]