31760144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:184

約数の個数: 80

約数和(自身を含む): 70120512

約数和(自身を除く): 38360368

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 53, 67, 86, 104, 106, 134, 172, 208, 212, 268, 344, 424, 536, 559, 688, 689, 848, 871, 1072, 1118, 1378, 1742, 2236, 2279, 2756, 2881, 3484, 3551, 4472, 4558, 5512, 5762, 6968, 7102, 8944, 9116, 11024, 11524, 13936, 14204, 18232, 23048, 28408, 29627, 36464, 37453, 46096, 46163, 56816, 59254, 74906, 92326, 118508, 149812, 152693, 184652, 237016, 299624, 305386, 369304, 474032, 599248, 610772, 738608, 1221544, 1985009, 2443088, 3970018, 7940036, 15880072, 31760144]

約数ペア:

[(1, 31760144), (2, 15880072), (4, 7940036), (8, 3970018), (13, 2443088), (16, 1985009), (26, 1221544), (43, 738608), (52, 610772), (53, 599248), (67, 474032), (86, 369304), (104, 305386), (106, 299624), (134, 237016), (172, 184652), (208, 152693), (212, 149812), (268, 118508), (344, 92326), (424, 74906), (536, 59254), (559, 56816), (688, 46163), (689, 46096), (848, 37453), (871, 36464), (1072, 29627), (1118, 28408), (1378, 23048), (1742, 18232), (2236, 14204), (2279, 13936), (2756, 11524), (2881, 11024), (3484, 9116), (3551, 8944), (4472, 7102), (4558, 6968), (5512, 5762)]