88869280

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{7823}}^1$

素因数の和:7909

約数の個数: 48

約数和(自身を含む): 212937984

約数和(自身を除く): 124068704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 7823, 11360, 15646, 31292, 39115, 62584, 78230, 125168, 156460, 250336, 312920, 555433, 625840, 1110866, 1251680, 2221732, 2777165, 4443464, 5554330, 8886928, 11108660, 17773856, 22217320, 44434640, 88869280]

約数ペア:

[(1, 88869280), (2, 44434640), (4, 22217320), (5, 17773856), (8, 11108660), (10, 8886928), (16, 5554330), (20, 4443464), (32, 2777165), (40, 2221732), (71, 1251680), (80, 1110866), (142, 625840), (160, 555433), (284, 312920), (355, 250336), (568, 156460), (710, 125168), (1136, 78230), (1420, 62584), (2272, 39115), (2840, 31292), (5680, 15646), (7823, 11360)]