84791200

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 230985216

約数和(自身を除く): 146194016

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 263, 310, 325, 400, 403, 416, 496, 520, 526, 620, 650, 775, 800, 806, 992, 1040, 1052, 1240, 1300, 1315, 1550, 1612, 2015, 2080, 2104, 2480, 2600, 2630, 3100, 3224, 3419, 4030, 4208, 4960, 5200, 5260, 6200, 6448, 6575, 6838, 8060, 8153, 8416, 10075, 10400, 10520, 12400, 12896, 13150, 13676, 16120, 16306, 17095, 20150, 21040, 24800, 26300, 27352, 32240, 32612, 34190, 40300, 40765, 42080, 52600, 54704, 64480, 65224, 68380, 80600, 81530, 85475, 105200, 105989, 109408, 130448, 136760, 161200, 163060, 170950, 203825, 210400, 211978, 260896, 273520, 322400, 326120, 341900, 407650, 423956, 529945, 547040, 652240, 683800, 815300, 847912, 1059890, 1304480, 1367600, 1630600, 1695824, 2119780, 2649725, 2735200, 3261200, 3391648, 4239560, 5299450, 6522400, 8479120, 10598900, 16958240, 21197800, 42395600, 84791200]

約数ペア:

[(1, 84791200), (2, 42395600), (4, 21197800), (5, 16958240), (8, 10598900), (10, 8479120), (13, 6522400), (16, 5299450), (20, 4239560), (25, 3391648), (26, 3261200), (31, 2735200), (32, 2649725), (40, 2119780), (50, 1695824), (52, 1630600), (62, 1367600), (65, 1304480), (80, 1059890), (100, 847912), (104, 815300), (124, 683800), (130, 652240), (155, 547040), (160, 529945), (200, 423956), (208, 407650), (248, 341900), (260, 326120), (263, 322400), (310, 273520), (325, 260896), (400, 211978), (403, 210400), (416, 203825), (496, 170950), (520, 163060), (526, 161200), (620, 136760), (650, 130448), (775, 109408), (800, 105989), (806, 105200), (992, 85475), (1040, 81530), (1052, 80600), (1240, 68380), (1300, 65224), (1315, 64480), (1550, 54704), (1612, 52600), (2015, 42080), (2080, 40765), (2104, 40300), (2480, 34190), (2600, 32612), (2630, 32240), (3100, 27352), (3224, 26300), (3419, 24800), (4030, 21040), (4208, 20150), (4960, 17095), (5200, 16306), (5260, 16120), (6200, 13676), (6448, 13150), (6575, 12896), (6838, 12400), (8060, 10520), (8153, 10400), (8416, 10075)]