100638020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{10729}}^1$

素因数の和:10812

約数の個数: 48

約数和(自身を含む): 245159040

約数和(自身を除く): 144521020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 10729, 21458, 42916, 53645, 75103, 107290, 150206, 214580, 300412, 375515, 718843, 751030, 1437686, 1502060, 2875372, 3594215, 5031901, 7188430, 10063802, 14376860, 20127604, 25159505, 50319010, 100638020]

約数ペア:

[(1, 100638020), (2, 50319010), (4, 25159505), (5, 20127604), (7, 14376860), (10, 10063802), (14, 7188430), (20, 5031901), (28, 3594215), (35, 2875372), (67, 1502060), (70, 1437686), (134, 751030), (140, 718843), (268, 375515), (335, 300412), (469, 214580), (670, 150206), (938, 107290), (1340, 75103), (1876, 53645), (2345, 42916), (4690, 21458), (9380, 10729)]