208330850

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:281

約数の個数: 144

約数和(自身を含む): 503467776

約数和(自身を除く): 295136926

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 31, 35, 49, 50, 62, 65, 70, 91, 98, 130, 155, 175, 182, 211, 217, 245, 310, 325, 350, 403, 422, 434, 455, 490, 637, 650, 775, 806, 910, 1055, 1085, 1225, 1274, 1477, 1519, 1550, 2015, 2110, 2170, 2275, 2450, 2743, 2821, 2954, 3038, 3185, 4030, 4550, 5275, 5425, 5486, 5642, 6370, 6541, 7385, 7595, 10075, 10339, 10550, 10850, 13082, 13715, 14105, 14770, 15190, 15925, 19201, 19747, 20150, 20678, 27430, 28210, 31850, 32705, 36925, 37975, 38402, 39494, 45787, 51695, 65410, 68575, 70525, 73850, 75950, 85033, 91574, 96005, 98735, 103390, 134407, 137150, 141050, 163525, 170066, 192010, 197470, 228935, 258475, 268814, 320509, 327050, 425165, 457870, 480025, 493675, 516950, 595231, 641018, 672035, 850330, 960050, 987350, 1144675, 1190462, 1344070, 1602545, 2125825, 2289350, 2976155, 3205090, 3360175, 4166617, 4251650, 5952310, 6720350, 8012725, 8333234, 14880775, 16025450, 20833085, 29761550, 41666170, 104165425, 208330850]

約数ペア:

[(1, 208330850), (2, 104165425), (5, 41666170), (7, 29761550), (10, 20833085), (13, 16025450), (14, 14880775), (25, 8333234), (26, 8012725), (31, 6720350), (35, 5952310), (49, 4251650), (50, 4166617), (62, 3360175), (65, 3205090), (70, 2976155), (91, 2289350), (98, 2125825), (130, 1602545), (155, 1344070), (175, 1190462), (182, 1144675), (211, 987350), (217, 960050), (245, 850330), (310, 672035), (325, 641018), (350, 595231), (403, 516950), (422, 493675), (434, 480025), (455, 457870), (490, 425165), (637, 327050), (650, 320509), (775, 268814), (806, 258475), (910, 228935), (1055, 197470), (1085, 192010), (1225, 170066), (1274, 163525), (1477, 141050), (1519, 137150), (1550, 134407), (2015, 103390), (2110, 98735), (2170, 96005), (2275, 91574), (2450, 85033), (2743, 75950), (2821, 73850), (2954, 70525), (3038, 68575), (3185, 65410), (4030, 51695), (4550, 45787), (5275, 39494), (5425, 38402), (5486, 37975), (5642, 36925), (6370, 32705), (6541, 31850), (7385, 28210), (7595, 27430), (10075, 20678), (10339, 20150), (10550, 19747), (10850, 19201), (13082, 15925), (13715, 15190), (14105, 14770)]