51879500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 123002880

約数和(自身を除く): 71123380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 125, 127, 172, 190, 215, 250, 254, 380, 430, 475, 500, 508, 635, 817, 860, 950, 1075, 1270, 1634, 1900, 2150, 2375, 2413, 2540, 3175, 3268, 4085, 4300, 4750, 4826, 5375, 5461, 6350, 8170, 9500, 9652, 10750, 10922, 12065, 12700, 15875, 16340, 20425, 21500, 21844, 24130, 27305, 31750, 40850, 48260, 54610, 60325, 63500, 81700, 102125, 103759, 109220, 120650, 136525, 204250, 207518, 241300, 273050, 301625, 408500, 415036, 518795, 546100, 603250, 682625, 1037590, 1206500, 1365250, 2075180, 2593975, 2730500, 5187950, 10375900, 12969875, 25939750, 51879500]

約数ペア:

[(1, 51879500), (2, 25939750), (4, 12969875), (5, 10375900), (10, 5187950), (19, 2730500), (20, 2593975), (25, 2075180), (38, 1365250), (43, 1206500), (50, 1037590), (76, 682625), (86, 603250), (95, 546100), (100, 518795), (125, 415036), (127, 408500), (172, 301625), (190, 273050), (215, 241300), (250, 207518), (254, 204250), (380, 136525), (430, 120650), (475, 109220), (500, 103759), (508, 102125), (635, 81700), (817, 63500), (860, 60325), (950, 54610), (1075, 48260), (1270, 40850), (1634, 31750), (1900, 27305), (2150, 24130), (2375, 21844), (2413, 21500), (2540, 20425), (3175, 16340), (3268, 15875), (4085, 12700), (4300, 12065), (4750, 10922), (4826, 10750), (5375, 9652), (5461, 9500), (6350, 8170)]