86887000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 227448000

約数和(自身を除く): 140561000

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 50, 68, 76, 85, 95, 100, 125, 136, 152, 170, 190, 200, 250, 269, 323, 340, 380, 425, 475, 500, 538, 646, 680, 760, 850, 950, 1000, 1076, 1292, 1345, 1615, 1700, 1900, 2125, 2152, 2375, 2584, 2690, 3230, 3400, 3800, 4250, 4573, 4750, 5111, 5380, 6460, 6725, 8075, 8500, 9146, 9500, 10222, 10760, 12920, 13450, 16150, 17000, 18292, 19000, 20444, 22865, 25555, 26900, 32300, 33625, 36584, 40375, 40888, 45730, 51110, 53800, 64600, 67250, 80750, 86887, 91460, 102220, 114325, 127775, 134500, 161500, 173774, 182920, 204440, 228650, 255550, 269000, 323000, 347548, 434435, 457300, 511100, 571625, 638875, 695096, 868870, 914600, 1022200, 1143250, 1277750, 1737740, 2172175, 2286500, 2555500, 3475480, 4344350, 4573000, 5111000, 8688700, 10860875, 17377400, 21721750, 43443500, 86887000]

約数ペア:

[(1, 86887000), (2, 43443500), (4, 21721750), (5, 17377400), (8, 10860875), (10, 8688700), (17, 5111000), (19, 4573000), (20, 4344350), (25, 3475480), (34, 2555500), (38, 2286500), (40, 2172175), (50, 1737740), (68, 1277750), (76, 1143250), (85, 1022200), (95, 914600), (100, 868870), (125, 695096), (136, 638875), (152, 571625), (170, 511100), (190, 457300), (200, 434435), (250, 347548), (269, 323000), (323, 269000), (340, 255550), (380, 228650), (425, 204440), (475, 182920), (500, 173774), (538, 161500), (646, 134500), (680, 127775), (760, 114325), (850, 102220), (950, 91460), (1000, 86887), (1076, 80750), (1292, 67250), (1345, 64600), (1615, 53800), (1700, 51110), (1900, 45730), (2125, 40888), (2152, 40375), (2375, 36584), (2584, 33625), (2690, 32300), (3230, 26900), (3400, 25555), (3800, 22865), (4250, 20444), (4573, 19000), (4750, 18292), (5111, 17000), (5380, 16150), (6460, 13450), (6725, 12920), (8075, 10760), (8500, 10222), (9146, 9500)]