80579200

素因数分解:

$2^7\times 5^2\times {\mathrm{13}}^2\times {\mathrm{149}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 216992250

約数和(自身を除く): 136413050

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 128, 130, 149, 160, 169, 200, 208, 260, 298, 320, 325, 338, 400, 416, 520, 596, 640, 650, 676, 745, 800, 832, 845, 1040, 1192, 1300, 1352, 1490, 1600, 1664, 1690, 1937, 2080, 2384, 2600, 2704, 2980, 3200, 3380, 3725, 3874, 4160, 4225, 4768, 5200, 5408, 5960, 6760, 7450, 7748, 8320, 8450, 9536, 9685, 10400, 10816, 11920, 13520, 14900, 15496, 16900, 19072, 19370, 20800, 21632, 23840, 25181, 27040, 29800, 30992, 33800, 38740, 41600, 47680, 48425, 50362, 54080, 59600, 61984, 67600, 77480, 95360, 96850, 100724, 108160, 119200, 123968, 125905, 135200, 154960, 193700, 201448, 238400, 247936, 251810, 270400, 309920, 387400, 402896, 476800, 503620, 540800, 619840, 629525, 774800, 805792, 1007240, 1239680, 1259050, 1549600, 1611584, 2014480, 2518100, 3099200, 3223168, 4028960, 5036200, 6198400, 8057920, 10072400, 16115840, 20144800, 40289600, 80579200]

約数ペア:

[(1, 80579200), (2, 40289600), (4, 20144800), (5, 16115840), (8, 10072400), (10, 8057920), (13, 6198400), (16, 5036200), (20, 4028960), (25, 3223168), (26, 3099200), (32, 2518100), (40, 2014480), (50, 1611584), (52, 1549600), (64, 1259050), (65, 1239680), (80, 1007240), (100, 805792), (104, 774800), (128, 629525), (130, 619840), (149, 540800), (160, 503620), (169, 476800), (200, 402896), (208, 387400), (260, 309920), (298, 270400), (320, 251810), (325, 247936), (338, 238400), (400, 201448), (416, 193700), (520, 154960), (596, 135200), (640, 125905), (650, 123968), (676, 119200), (745, 108160), (800, 100724), (832, 96850), (845, 95360), (1040, 77480), (1192, 67600), (1300, 61984), (1352, 59600), (1490, 54080), (1600, 50362), (1664, 48425), (1690, 47680), (1937, 41600), (2080, 38740), (2384, 33800), (2600, 30992), (2704, 29800), (2980, 27040), (3200, 25181), (3380, 23840), (3725, 21632), (3874, 20800), (4160, 19370), (4225, 19072), (4768, 16900), (5200, 15496), (5408, 14900), (5960, 13520), (6760, 11920), (7450, 10816), (7748, 10400), (8320, 9685), (8450, 9536)]