38919747568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{27067}}^1$

素因数の和:27342

約数の個数: 80

約数和(自身を含む): 84206166016

約数和(自身を除く): 45286418448

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 223, 248, 403, 446, 496, 806, 892, 1612, 1784, 2899, 3224, 3568, 5798, 6448, 6913, 11596, 13826, 23192, 27067, 27652, 46384, 54134, 55304, 89869, 108268, 110608, 179738, 216536, 351871, 359476, 433072, 703742, 718952, 839077, 1407484, 1437904, 1678154, 2814968, 3356308, 5629936, 6035941, 6712616, 10908001, 12071882, 13425232, 21816002, 24143764, 43632004, 48287528, 78467233, 87264008, 96575056, 156934466, 174528016, 187114171, 313868932, 374228342, 627737864, 748456684, 1255475728, 1496913368, 2432484223, 2993826736, 4864968446, 9729936892, 19459873784, 38919747568]

約数ペア:

[(1, 38919747568), (2, 19459873784), (4, 9729936892), (8, 4864968446), (13, 2993826736), (16, 2432484223), (26, 1496913368), (31, 1255475728), (52, 748456684), (62, 627737864), (104, 374228342), (124, 313868932), (208, 187114171), (223, 174528016), (248, 156934466), (403, 96575056), (446, 87264008), (496, 78467233), (806, 48287528), (892, 43632004), (1612, 24143764), (1784, 21816002), (2899, 13425232), (3224, 12071882), (3568, 10908001), (5798, 6712616), (6448, 6035941), (6913, 5629936), (11596, 3356308), (13826, 2814968), (23192, 1678154), (27067, 1437904), (27652, 1407484), (46384, 839077), (54134, 718952), (55304, 703742), (89869, 433072), (108268, 359476), (110608, 351871), (179738, 216536)]