71539600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:329

約数の個数: 120

約数和(自身を含む): 190969920

約数和(自身を除く): 119430320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 71, 80, 88, 100, 110, 142, 176, 200, 220, 229, 275, 284, 355, 400, 440, 458, 550, 568, 710, 781, 880, 916, 1100, 1136, 1145, 1420, 1562, 1775, 1832, 2200, 2290, 2519, 2840, 3124, 3550, 3664, 3905, 4400, 4580, 5038, 5680, 5725, 6248, 7100, 7810, 9160, 10076, 11450, 12496, 12595, 14200, 15620, 16259, 18320, 19525, 20152, 22900, 25190, 28400, 31240, 32518, 39050, 40304, 45800, 50380, 62480, 62975, 65036, 78100, 81295, 91600, 100760, 125950, 130072, 156200, 162590, 178849, 201520, 251900, 260144, 312400, 325180, 357698, 406475, 503800, 650360, 715396, 812950, 894245, 1007600, 1300720, 1430792, 1625900, 1788490, 2861584, 3251800, 3576980, 4471225, 6503600, 7153960, 8942450, 14307920, 17884900, 35769800, 71539600]

約数ペア:

[(1, 71539600), (2, 35769800), (4, 17884900), (5, 14307920), (8, 8942450), (10, 7153960), (11, 6503600), (16, 4471225), (20, 3576980), (22, 3251800), (25, 2861584), (40, 1788490), (44, 1625900), (50, 1430792), (55, 1300720), (71, 1007600), (80, 894245), (88, 812950), (100, 715396), (110, 650360), (142, 503800), (176, 406475), (200, 357698), (220, 325180), (229, 312400), (275, 260144), (284, 251900), (355, 201520), (400, 178849), (440, 162590), (458, 156200), (550, 130072), (568, 125950), (710, 100760), (781, 91600), (880, 81295), (916, 78100), (1100, 65036), (1136, 62975), (1145, 62480), (1420, 50380), (1562, 45800), (1775, 40304), (1832, 39050), (2200, 32518), (2290, 31240), (2519, 28400), (2840, 25190), (3124, 22900), (3550, 20152), (3664, 19525), (3905, 18320), (4400, 16259), (4580, 15620), (5038, 14200), (5680, 12595), (5725, 12496), (6248, 11450), (7100, 10076), (7810, 9160)]