51955120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 146267424

約数和(自身を除く): 94312304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 257, 266, 280, 304, 361, 380, 514, 532, 560, 665, 722, 760, 1028, 1064, 1285, 1330, 1444, 1520, 1799, 1805, 2056, 2128, 2527, 2570, 2660, 2888, 3598, 3610, 4112, 4883, 5054, 5140, 5320, 5776, 7196, 7220, 8995, 9766, 10108, 10280, 10640, 12635, 14392, 14440, 17990, 19532, 20216, 20560, 24415, 25270, 28784, 28880, 34181, 35980, 39064, 40432, 48830, 50540, 68362, 71960, 78128, 92777, 97660, 101080, 136724, 143920, 170905, 185554, 195320, 202160, 273448, 341810, 371108, 390640, 463885, 546896, 649439, 683620, 742216, 927770, 1298878, 1367240, 1484432, 1855540, 2597756, 2734480, 3247195, 3711080, 5195512, 6494390, 7422160, 10391024, 12988780, 25977560, 51955120]

約数ペア:

[(1, 51955120), (2, 25977560), (4, 12988780), (5, 10391024), (7, 7422160), (8, 6494390), (10, 5195512), (14, 3711080), (16, 3247195), (19, 2734480), (20, 2597756), (28, 1855540), (35, 1484432), (38, 1367240), (40, 1298878), (56, 927770), (70, 742216), (76, 683620), (80, 649439), (95, 546896), (112, 463885), (133, 390640), (140, 371108), (152, 341810), (190, 273448), (257, 202160), (266, 195320), (280, 185554), (304, 170905), (361, 143920), (380, 136724), (514, 101080), (532, 97660), (560, 92777), (665, 78128), (722, 71960), (760, 68362), (1028, 50540), (1064, 48830), (1285, 40432), (1330, 39064), (1444, 35980), (1520, 34181), (1799, 28880), (1805, 28784), (2056, 25270), (2128, 24415), (2527, 20560), (2570, 20216), (2660, 19532), (2888, 17990), (3598, 14440), (3610, 14392), (4112, 12635), (4883, 10640), (5054, 10280), (5140, 10108), (5320, 9766), (5776, 8995), (7196, 7220)]