207636130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1999}}^1$

素因数の和:2083

約数の個数: 64

約数和(自身を含む): 435456000

約数和(自身を除く): 227819870

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 47, 65, 85, 94, 130, 170, 221, 235, 442, 470, 611, 799, 1105, 1222, 1598, 1999, 2210, 3055, 3995, 3998, 6110, 7990, 9995, 10387, 19990, 20774, 25987, 33983, 51935, 51974, 67966, 93953, 103870, 129935, 169915, 187906, 259870, 339830, 441779, 469765, 883558, 939530, 1221389, 1597201, 2208895, 2442778, 3194402, 4417790, 6106945, 7986005, 12213890, 15972010, 20763613, 41527226, 103818065, 207636130]

約数ペア:

[(1, 207636130), (2, 103818065), (5, 41527226), (10, 20763613), (13, 15972010), (17, 12213890), (26, 7986005), (34, 6106945), (47, 4417790), (65, 3194402), (85, 2442778), (94, 2208895), (130, 1597201), (170, 1221389), (221, 939530), (235, 883558), (442, 469765), (470, 441779), (611, 339830), (799, 259870), (1105, 187906), (1222, 169915), (1598, 129935), (1999, 103870), (2210, 93953), (3055, 67966), (3995, 51974), (3998, 51935), (6110, 33983), (7990, 25987), (9995, 20774), (10387, 19990)]