51197020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1013}}^1$

素因数の和:1067

約数の個数: 72

約数和(自身を含む): 129808224

約数和(自身を除く): 78611204

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1013, 1330, 1444, 1805, 2026, 2527, 2660, 3610, 4052, 5054, 5065, 7091, 7220, 10108, 10130, 12635, 14182, 19247, 20260, 25270, 28364, 35455, 38494, 50540, 70910, 76988, 96235, 134729, 141820, 192470, 269458, 365693, 384940, 538916, 673645, 731386, 1347290, 1462772, 1828465, 2559851, 2694580, 3656930, 5119702, 7313860, 10239404, 12799255, 25598510, 51197020]

約数ペア:

[(1, 51197020), (2, 25598510), (4, 12799255), (5, 10239404), (7, 7313860), (10, 5119702), (14, 3656930), (19, 2694580), (20, 2559851), (28, 1828465), (35, 1462772), (38, 1347290), (70, 731386), (76, 673645), (95, 538916), (133, 384940), (140, 365693), (190, 269458), (266, 192470), (361, 141820), (380, 134729), (532, 96235), (665, 76988), (722, 70910), (1013, 50540), (1330, 38494), (1444, 35455), (1805, 28364), (2026, 25270), (2527, 20260), (2660, 19247), (3610, 14182), (4052, 12635), (5054, 10130), (5065, 10108), (7091, 7220)]