54401680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:352

約数の個数: 80

約数和(自身を含む): 132580800

約数和(自身を除く): 78179120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 131, 145, 179, 232, 262, 290, 358, 464, 524, 580, 655, 716, 895, 1048, 1160, 1310, 1432, 1790, 2096, 2320, 2620, 2864, 3580, 3799, 5191, 5240, 7160, 7598, 10382, 10480, 14320, 15196, 18995, 20764, 23449, 25955, 30392, 37990, 41528, 46898, 51910, 60784, 75980, 83056, 93796, 103820, 117245, 151960, 187592, 207640, 234490, 303920, 375184, 415280, 468980, 680021, 937960, 1360042, 1875920, 2720084, 3400105, 5440168, 6800210, 10880336, 13600420, 27200840, 54401680]

約数ペア:

[(1, 54401680), (2, 27200840), (4, 13600420), (5, 10880336), (8, 6800210), (10, 5440168), (16, 3400105), (20, 2720084), (29, 1875920), (40, 1360042), (58, 937960), (80, 680021), (116, 468980), (131, 415280), (145, 375184), (179, 303920), (232, 234490), (262, 207640), (290, 187592), (358, 151960), (464, 117245), (524, 103820), (580, 93796), (655, 83056), (716, 75980), (895, 60784), (1048, 51910), (1160, 46898), (1310, 41528), (1432, 37990), (1790, 30392), (2096, 25955), (2320, 23449), (2620, 20764), (2864, 18995), (3580, 15196), (3799, 14320), (5191, 10480), (5240, 10382), (7160, 7598)]