31577392

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 81637632

約数和(自身を除く): 50060240

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 38, 44, 56, 71, 76, 77, 88, 112, 133, 142, 152, 154, 176, 209, 266, 284, 304, 308, 361, 418, 497, 532, 568, 616, 722, 781, 836, 994, 1064, 1136, 1232, 1349, 1444, 1463, 1562, 1672, 1988, 2128, 2527, 2698, 2888, 2926, 3124, 3344, 3971, 3976, 5054, 5396, 5467, 5776, 5852, 6248, 7942, 7952, 9443, 10108, 10792, 10934, 11704, 12496, 14839, 15884, 18886, 20216, 21584, 21868, 23408, 25631, 27797, 29678, 31768, 37772, 40432, 43736, 51262, 55594, 59356, 63536, 75544, 87472, 102524, 103873, 111188, 118712, 151088, 179417, 205048, 207746, 222376, 237424, 281941, 358834, 410096, 415492, 444752, 563882, 717668, 830984, 1127764, 1435336, 1661968, 1973587, 2255528, 2870672, 3947174, 4511056, 7894348, 15788696, 31577392]

約数ペア:

[(1, 31577392), (2, 15788696), (4, 7894348), (7, 4511056), (8, 3947174), (11, 2870672), (14, 2255528), (16, 1973587), (19, 1661968), (22, 1435336), (28, 1127764), (38, 830984), (44, 717668), (56, 563882), (71, 444752), (76, 415492), (77, 410096), (88, 358834), (112, 281941), (133, 237424), (142, 222376), (152, 207746), (154, 205048), (176, 179417), (209, 151088), (266, 118712), (284, 111188), (304, 103873), (308, 102524), (361, 87472), (418, 75544), (497, 63536), (532, 59356), (568, 55594), (616, 51262), (722, 43736), (781, 40432), (836, 37772), (994, 31768), (1064, 29678), (1136, 27797), (1232, 25631), (1349, 23408), (1444, 21868), (1463, 21584), (1562, 20216), (1672, 18886), (1988, 15884), (2128, 14839), (2527, 12496), (2698, 11704), (2888, 10934), (2926, 10792), (3124, 10108), (3344, 9443), (3971, 7952), (3976, 7942), (5054, 6248), (5396, 5852), (5467, 5776)]