71418568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:854

約数の個数: 64

約数和(自身を含む): 155232000

約数和(自身を除く): 83813432

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 47, 52, 76, 94, 104, 152, 188, 247, 376, 494, 611, 769, 893, 988, 1222, 1538, 1786, 1976, 2444, 3076, 3572, 4888, 6152, 7144, 9997, 11609, 14611, 19994, 23218, 29222, 36143, 39988, 46436, 58444, 72286, 79976, 92872, 116888, 144572, 189943, 289144, 379886, 469859, 686717, 759772, 939718, 1373434, 1519544, 1879436, 2746868, 3758872, 5493736, 8927321, 17854642, 35709284, 71418568]

約数ペア:

[(1, 71418568), (2, 35709284), (4, 17854642), (8, 8927321), (13, 5493736), (19, 3758872), (26, 2746868), (38, 1879436), (47, 1519544), (52, 1373434), (76, 939718), (94, 759772), (104, 686717), (152, 469859), (188, 379886), (247, 289144), (376, 189943), (494, 144572), (611, 116888), (769, 92872), (893, 79976), (988, 72286), (1222, 58444), (1538, 46436), (1786, 39988), (1976, 36143), (2444, 29222), (3076, 23218), (3572, 19994), (4888, 14611), (6152, 11609), (7144, 9997)]