89194840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2029}}^1$

素因数の和:2204

約数の個数: 64

約数和(自身を含む): 230932800

約数和(自身を除く): 141737960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 628, 785, 1099, 1256, 1570, 2029, 2198, 3140, 4058, 4396, 5495, 6280, 8116, 8792, 10145, 10990, 14203, 16232, 20290, 21980, 28406, 40580, 43960, 56812, 71015, 81160, 113624, 142030, 284060, 318553, 568120, 637106, 1274212, 1592765, 2229871, 2548424, 3185530, 4459742, 6371060, 8919484, 11149355, 12742120, 17838968, 22298710, 44597420, 89194840]

約数ペア:

[(1, 89194840), (2, 44597420), (4, 22298710), (5, 17838968), (7, 12742120), (8, 11149355), (10, 8919484), (14, 6371060), (20, 4459742), (28, 3185530), (35, 2548424), (40, 2229871), (56, 1592765), (70, 1274212), (140, 637106), (157, 568120), (280, 318553), (314, 284060), (628, 142030), (785, 113624), (1099, 81160), (1256, 71015), (1570, 56812), (2029, 43960), (2198, 40580), (3140, 28406), (4058, 21980), (4396, 20290), (5495, 16232), (6280, 14203), (8116, 10990), (8792, 10145)]