28054000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:132

約数の個数: 120

約数和(自身を含む): 74338992

約数和(自身を除く): 46284992

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 83, 100, 104, 125, 130, 166, 169, 200, 208, 250, 260, 325, 332, 338, 400, 415, 500, 520, 650, 664, 676, 830, 845, 1000, 1040, 1079, 1300, 1328, 1352, 1625, 1660, 1690, 2000, 2075, 2158, 2600, 2704, 3250, 3320, 3380, 4150, 4225, 4316, 5200, 5395, 6500, 6640, 6760, 8300, 8450, 8632, 10375, 10790, 13000, 13520, 14027, 16600, 16900, 17264, 20750, 21125, 21580, 26000, 26975, 28054, 33200, 33800, 41500, 42250, 43160, 53950, 56108, 67600, 70135, 83000, 84500, 86320, 107900, 112216, 134875, 140270, 166000, 169000, 215800, 224432, 269750, 280540, 338000, 350675, 431600, 539500, 561080, 701350, 1079000, 1122160, 1402700, 1753375, 2158000, 2805400, 3506750, 5610800, 7013500, 14027000, 28054000]

約数ペア:

[(1, 28054000), (2, 14027000), (4, 7013500), (5, 5610800), (8, 3506750), (10, 2805400), (13, 2158000), (16, 1753375), (20, 1402700), (25, 1122160), (26, 1079000), (40, 701350), (50, 561080), (52, 539500), (65, 431600), (80, 350675), (83, 338000), (100, 280540), (104, 269750), (125, 224432), (130, 215800), (166, 169000), (169, 166000), (200, 140270), (208, 134875), (250, 112216), (260, 107900), (325, 86320), (332, 84500), (338, 83000), (400, 70135), (415, 67600), (500, 56108), (520, 53950), (650, 43160), (664, 42250), (676, 41500), (830, 33800), (845, 33200), (1000, 28054), (1040, 26975), (1079, 26000), (1300, 21580), (1328, 21125), (1352, 20750), (1625, 17264), (1660, 16900), (1690, 16600), (2000, 14027), (2075, 13520), (2158, 13000), (2600, 10790), (2704, 10375), (3250, 8632), (3320, 8450), (3380, 8300), (4150, 6760), (4225, 6640), (4316, 6500), (5200, 5395)]