51521008

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 160

約数和(自身を含む): 137134080

約数和(自身を除く): 85613072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 28, 31, 38, 44, 56, 62, 71, 76, 77, 88, 112, 124, 133, 142, 152, 154, 176, 209, 217, 248, 266, 284, 304, 308, 341, 418, 434, 496, 497, 532, 568, 589, 616, 682, 781, 836, 868, 994, 1064, 1136, 1178, 1232, 1349, 1364, 1463, 1562, 1672, 1736, 1988, 2128, 2201, 2356, 2387, 2698, 2728, 2926, 3124, 3344, 3472, 3976, 4123, 4402, 4712, 4774, 5396, 5456, 5467, 5852, 6248, 6479, 7952, 8246, 8804, 9424, 9443, 9548, 10792, 10934, 11704, 12496, 12958, 14839, 15407, 16492, 17608, 18886, 19096, 21584, 21868, 23408, 24211, 25916, 29678, 30814, 32984, 35216, 37772, 38192, 41819, 43736, 45353, 48422, 51832, 59356, 61628, 65968, 75544, 83638, 87472, 90706, 96844, 103664, 103873, 118712, 123256, 151088, 167276, 169477, 181412, 193688, 207746, 237424, 246512, 292733, 334552, 338954, 362824, 387376, 415492, 460009, 585466, 669104, 677908, 725648, 830984, 920018, 1170932, 1355816, 1661968, 1840036, 2341864, 2711632, 3220063, 3680072, 4683728, 6440126, 7360144, 12880252, 25760504, 51521008]

約数ペア:

[(1, 51521008), (2, 25760504), (4, 12880252), (7, 7360144), (8, 6440126), (11, 4683728), (14, 3680072), (16, 3220063), (19, 2711632), (22, 2341864), (28, 1840036), (31, 1661968), (38, 1355816), (44, 1170932), (56, 920018), (62, 830984), (71, 725648), (76, 677908), (77, 669104), (88, 585466), (112, 460009), (124, 415492), (133, 387376), (142, 362824), (152, 338954), (154, 334552), (176, 292733), (209, 246512), (217, 237424), (248, 207746), (266, 193688), (284, 181412), (304, 169477), (308, 167276), (341, 151088), (418, 123256), (434, 118712), (496, 103873), (497, 103664), (532, 96844), (568, 90706), (589, 87472), (616, 83638), (682, 75544), (781, 65968), (836, 61628), (868, 59356), (994, 51832), (1064, 48422), (1136, 45353), (1178, 43736), (1232, 41819), (1349, 38192), (1364, 37772), (1463, 35216), (1562, 32984), (1672, 30814), (1736, 29678), (1988, 25916), (2128, 24211), (2201, 23408), (2356, 21868), (2387, 21584), (2698, 19096), (2728, 18886), (2926, 17608), (3124, 16492), (3344, 15407), (3472, 14839), (3976, 12958), (4123, 12496), (4402, 11704), (4712, 10934), (4774, 10792), (5396, 9548), (5456, 9443), (5467, 9424), (5852, 8804), (6248, 8246), (6479, 7952)]