26173420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 96

約数和(自身を含む): 68923008

約数和(自身を除く): 42749588

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 73, 91, 130, 140, 146, 182, 197, 260, 292, 364, 365, 394, 455, 511, 730, 788, 910, 949, 985, 1022, 1379, 1460, 1820, 1898, 1970, 2044, 2555, 2561, 2758, 3796, 3940, 4745, 5110, 5122, 5516, 6643, 6895, 9490, 10220, 10244, 12805, 13286, 13790, 14381, 17927, 18980, 25610, 26572, 27580, 28762, 33215, 35854, 51220, 57524, 66430, 71708, 71905, 89635, 100667, 132860, 143810, 179270, 186953, 201334, 287620, 358540, 373906, 402668, 503335, 747812, 934765, 1006670, 1308671, 1869530, 2013340, 2617342, 3739060, 5234684, 6543355, 13086710, 26173420]

約数ペア:

[(1, 26173420), (2, 13086710), (4, 6543355), (5, 5234684), (7, 3739060), (10, 2617342), (13, 2013340), (14, 1869530), (20, 1308671), (26, 1006670), (28, 934765), (35, 747812), (52, 503335), (65, 402668), (70, 373906), (73, 358540), (91, 287620), (130, 201334), (140, 186953), (146, 179270), (182, 143810), (197, 132860), (260, 100667), (292, 89635), (364, 71905), (365, 71708), (394, 66430), (455, 57524), (511, 51220), (730, 35854), (788, 33215), (910, 28762), (949, 27580), (985, 26572), (1022, 25610), (1379, 18980), (1460, 17927), (1820, 14381), (1898, 13790), (1970, 13286), (2044, 12805), (2555, 10244), (2561, 10220), (2758, 9490), (3796, 6895), (3940, 6643), (4745, 5516), (5110, 5122)]