131928248

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{313}}^1$

素因数の和:444

約数の個数: 64

約数和(自身を含む): 271296000

約数和(自身を除く): 139367752

約数列:

[1, 2, 4, 8, 19, 38, 47, 59, 76, 94, 118, 152, 188, 236, 313, 376, 472, 626, 893, 1121, 1252, 1786, 2242, 2504, 2773, 3572, 4484, 5546, 5947, 7144, 8968, 11092, 11894, 14711, 18467, 22184, 23788, 29422, 36934, 47576, 52687, 58844, 73868, 105374, 117688, 147736, 210748, 279509, 350873, 421496, 559018, 701746, 867949, 1118036, 1403492, 1735898, 2236072, 2806984, 3471796, 6943592, 16491031, 32982062, 65964124, 131928248]

約数ペア:

[(1, 131928248), (2, 65964124), (4, 32982062), (8, 16491031), (19, 6943592), (38, 3471796), (47, 2806984), (59, 2236072), (76, 1735898), (94, 1403492), (118, 1118036), (152, 867949), (188, 701746), (236, 559018), (313, 421496), (376, 350873), (472, 279509), (626, 210748), (893, 147736), (1121, 117688), (1252, 105374), (1786, 73868), (2242, 58844), (2504, 52687), (2773, 47576), (3572, 36934), (4484, 29422), (5546, 23788), (5947, 22184), (7144, 18467), (8968, 14711), (11092, 11894)]