42395600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 120

約数和(自身を含む): 113659392

約数和(自身を除く): 71263792

約数列:

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

約数ペア:

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