158794960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1979}}^1$

素因数の和:2068

約数の個数: 80

約数和(自身を含む): 397742400

約数和(自身を除く): 238947440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 68, 80, 85, 118, 136, 170, 236, 272, 295, 340, 472, 590, 680, 944, 1003, 1180, 1360, 1979, 2006, 2360, 3958, 4012, 4720, 5015, 7916, 8024, 9895, 10030, 15832, 16048, 19790, 20060, 31664, 33643, 39580, 40120, 67286, 79160, 80240, 116761, 134572, 158320, 168215, 233522, 269144, 336430, 467044, 538288, 583805, 672860, 934088, 1167610, 1345720, 1868176, 1984937, 2335220, 2691440, 3969874, 4670440, 7939748, 9340880, 9924685, 15879496, 19849370, 31758992, 39698740, 79397480, 158794960]

約数ペア:

[(1, 158794960), (2, 79397480), (4, 39698740), (5, 31758992), (8, 19849370), (10, 15879496), (16, 9924685), (17, 9340880), (20, 7939748), (34, 4670440), (40, 3969874), (59, 2691440), (68, 2335220), (80, 1984937), (85, 1868176), (118, 1345720), (136, 1167610), (170, 934088), (236, 672860), (272, 583805), (295, 538288), (340, 467044), (472, 336430), (590, 269144), (680, 233522), (944, 168215), (1003, 158320), (1180, 134572), (1360, 116761), (1979, 80240), (2006, 79160), (2360, 67286), (3958, 40120), (4012, 39580), (4720, 33643), (5015, 31664), (7916, 20060), (8024, 19790), (9895, 16048), (10030, 15832)]