89815000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 160

約数和(自身を含む): 242922240

約数和(自身を除く): 153107240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 25, 40, 44, 46, 50, 55, 71, 88, 92, 100, 110, 115, 125, 142, 184, 200, 220, 230, 250, 253, 275, 284, 355, 440, 460, 500, 506, 550, 568, 575, 625, 710, 781, 920, 1000, 1012, 1100, 1150, 1250, 1265, 1375, 1420, 1562, 1633, 1775, 2024, 2200, 2300, 2500, 2530, 2750, 2840, 2875, 3124, 3266, 3550, 3905, 4600, 5000, 5060, 5500, 5750, 6248, 6325, 6532, 6875, 7100, 7810, 8165, 8875, 10120, 11000, 11500, 12650, 13064, 13750, 14200, 14375, 15620, 16330, 17750, 17963, 19525, 23000, 25300, 27500, 28750, 31240, 31625, 32660, 35500, 35926, 39050, 40825, 44375, 50600, 55000, 57500, 63250, 65320, 71000, 71852, 78100, 81650, 88750, 89815, 97625, 115000, 126500, 143704, 156200, 158125, 163300, 177500, 179630, 195250, 204125, 253000, 316250, 326600, 355000, 359260, 390500, 408250, 449075, 488125, 632500, 718520, 781000, 816500, 898150, 976250, 1020625, 1265000, 1633000, 1796300, 1952500, 2041250, 2245375, 3592600, 3905000, 4082500, 4490750, 8165000, 8981500, 11226875, 17963000, 22453750, 44907500, 89815000]

約数ペア:

[(1, 89815000), (2, 44907500), (4, 22453750), (5, 17963000), (8, 11226875), (10, 8981500), (11, 8165000), (20, 4490750), (22, 4082500), (23, 3905000), (25, 3592600), (40, 2245375), (44, 2041250), (46, 1952500), (50, 1796300), (55, 1633000), (71, 1265000), (88, 1020625), (92, 976250), (100, 898150), (110, 816500), (115, 781000), (125, 718520), (142, 632500), (184, 488125), (200, 449075), (220, 408250), (230, 390500), (250, 359260), (253, 355000), (275, 326600), (284, 316250), (355, 253000), (440, 204125), (460, 195250), (500, 179630), (506, 177500), (550, 163300), (568, 158125), (575, 156200), (625, 143704), (710, 126500), (781, 115000), (920, 97625), (1000, 89815), (1012, 88750), (1100, 81650), (1150, 78100), (1250, 71852), (1265, 71000), (1375, 65320), (1420, 63250), (1562, 57500), (1633, 55000), (1775, 50600), (2024, 44375), (2200, 40825), (2300, 39050), (2500, 35926), (2530, 35500), (2750, 32660), (2840, 31625), (2875, 31240), (3124, 28750), (3266, 27500), (3550, 25300), (3905, 23000), (4600, 19525), (5000, 17963), (5060, 17750), (5500, 16330), (5750, 15620), (6248, 14375), (6325, 14200), (6532, 13750), (6875, 13064), (7100, 12650), (7810, 11500), (8165, 11000), (8875, 10120)]