51977920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 112

約数和(自身を含む): 133136640

約数和(自身を除く): 81158720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 83, 95, 103, 152, 160, 166, 190, 206, 304, 320, 332, 380, 412, 415, 515, 608, 664, 760, 824, 830, 1030, 1216, 1328, 1520, 1577, 1648, 1660, 1957, 2060, 2656, 3040, 3154, 3296, 3320, 3914, 4120, 5312, 6080, 6308, 6592, 6640, 7828, 7885, 8240, 8549, 9785, 12616, 13280, 15656, 15770, 16480, 17098, 19570, 25232, 26560, 31312, 31540, 32960, 34196, 39140, 42745, 50464, 62624, 63080, 68392, 78280, 85490, 100928, 125248, 126160, 136784, 156560, 162431, 170980, 252320, 273568, 313120, 324862, 341960, 504640, 547136, 626240, 649724, 683920, 812155, 1299448, 1367840, 1624310, 2598896, 2735680, 3248620, 5197792, 6497240, 10395584, 12994480, 25988960, 51977920]

約数ペア:

[(1, 51977920), (2, 25988960), (4, 12994480), (5, 10395584), (8, 6497240), (10, 5197792), (16, 3248620), (19, 2735680), (20, 2598896), (32, 1624310), (38, 1367840), (40, 1299448), (64, 812155), (76, 683920), (80, 649724), (83, 626240), (95, 547136), (103, 504640), (152, 341960), (160, 324862), (166, 313120), (190, 273568), (206, 252320), (304, 170980), (320, 162431), (332, 156560), (380, 136784), (412, 126160), (415, 125248), (515, 100928), (608, 85490), (664, 78280), (760, 68392), (824, 63080), (830, 62624), (1030, 50464), (1216, 42745), (1328, 39140), (1520, 34196), (1577, 32960), (1648, 31540), (1660, 31312), (1957, 26560), (2060, 25232), (2656, 19570), (3040, 17098), (3154, 16480), (3296, 15770), (3320, 15656), (3914, 13280), (4120, 12616), (5312, 9785), (6080, 8549), (6308, 8240), (6592, 7885), (6640, 7828)]