77278240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:782

約数の個数: 96

約数和(自身を含む): 200609136

約数和(自身を除く): 123330896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 53, 65, 80, 104, 106, 130, 160, 208, 212, 260, 265, 416, 424, 520, 530, 689, 701, 848, 1040, 1060, 1378, 1402, 1696, 2080, 2120, 2756, 2804, 3445, 3505, 4240, 5512, 5608, 6890, 7010, 8480, 9113, 11024, 11216, 13780, 14020, 18226, 22048, 22432, 27560, 28040, 36452, 37153, 45565, 55120, 56080, 72904, 74306, 91130, 110240, 112160, 145808, 148612, 182260, 185765, 291616, 297224, 364520, 371530, 482989, 594448, 729040, 743060, 965978, 1188896, 1458080, 1486120, 1931956, 2414945, 2972240, 3863912, 4829890, 5944480, 7727824, 9659780, 15455648, 19319560, 38639120, 77278240]

約数ペア:

[(1, 77278240), (2, 38639120), (4, 19319560), (5, 15455648), (8, 9659780), (10, 7727824), (13, 5944480), (16, 4829890), (20, 3863912), (26, 2972240), (32, 2414945), (40, 1931956), (52, 1486120), (53, 1458080), (65, 1188896), (80, 965978), (104, 743060), (106, 729040), (130, 594448), (160, 482989), (208, 371530), (212, 364520), (260, 297224), (265, 291616), (416, 185765), (424, 182260), (520, 148612), (530, 145808), (689, 112160), (701, 110240), (848, 91130), (1040, 74306), (1060, 72904), (1378, 56080), (1402, 55120), (1696, 45565), (2080, 37153), (2120, 36452), (2756, 28040), (2804, 27560), (3445, 22432), (3505, 22048), (4240, 18226), (5512, 14020), (5608, 13780), (6890, 11216), (7010, 11024), (8480, 9113)]