51988427855

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{353747}}^1$

素因数の和:353808

約数の個数: 64

約数和(自身を含む): 85578716160

約数和(自身を除く): 33590288305

約数列:

[1, 5, 7, 13, 17, 19, 35, 65, 85, 91, 95, 119, 133, 221, 247, 323, 455, 595, 665, 1105, 1235, 1547, 1615, 1729, 2261, 4199, 7735, 8645, 11305, 20995, 29393, 146965, 353747, 1768735, 2476229, 4598711, 6013699, 6721193, 12381145, 22993555, 30068495, 32190977, 33605965, 42095893, 47048351, 78178087, 87375509, 114260281, 160954885, 210479465, 235241755, 390890435, 436877545, 547246609, 571301405, 611628563, 799821967, 1485383653, 2736233045, 3058142815, 3999109835, 7426918265, 10397685571, 51988427855]

約数ペア:

[(1, 51988427855), (5, 10397685571), (7, 7426918265), (13, 3999109835), (17, 3058142815), (19, 2736233045), (35, 1485383653), (65, 799821967), (85, 611628563), (91, 571301405), (95, 547246609), (119, 436877545), (133, 390890435), (221, 235241755), (247, 210479465), (323, 160954885), (455, 114260281), (595, 87375509), (665, 78178087), (1105, 47048351), (1235, 42095893), (1547, 33605965), (1615, 32190977), (1729, 30068495), (2261, 22993555), (4199, 12381145), (7735, 6721193), (8645, 6013699), (11305, 4598711), (20995, 2476229), (29393, 1768735), (146965, 353747)]