28970800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:155

約数の個数: 120

約数和(自身を含む): 75280896

約数和(自身を除く): 46310096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 47, 50, 67, 80, 92, 94, 100, 115, 134, 184, 188, 200, 230, 235, 268, 335, 368, 376, 400, 460, 470, 536, 575, 670, 752, 920, 940, 1072, 1081, 1150, 1175, 1340, 1541, 1675, 1840, 1880, 2162, 2300, 2350, 2680, 3082, 3149, 3350, 3760, 4324, 4600, 4700, 5360, 5405, 6164, 6298, 6700, 7705, 8648, 9200, 9400, 10810, 12328, 12596, 13400, 15410, 15745, 17296, 18800, 21620, 24656, 25192, 26800, 27025, 30820, 31490, 38525, 43240, 50384, 54050, 61640, 62980, 72427, 77050, 78725, 86480, 108100, 123280, 125960, 144854, 154100, 157450, 216200, 251920, 289708, 308200, 314900, 362135, 432400, 579416, 616400, 629800, 724270, 1158832, 1259600, 1448540, 1810675, 2897080, 3621350, 5794160, 7242700, 14485400, 28970800]

約数ペア:

[(1, 28970800), (2, 14485400), (4, 7242700), (5, 5794160), (8, 3621350), (10, 2897080), (16, 1810675), (20, 1448540), (23, 1259600), (25, 1158832), (40, 724270), (46, 629800), (47, 616400), (50, 579416), (67, 432400), (80, 362135), (92, 314900), (94, 308200), (100, 289708), (115, 251920), (134, 216200), (184, 157450), (188, 154100), (200, 144854), (230, 125960), (235, 123280), (268, 108100), (335, 86480), (368, 78725), (376, 77050), (400, 72427), (460, 62980), (470, 61640), (536, 54050), (575, 50384), (670, 43240), (752, 38525), (920, 31490), (940, 30820), (1072, 27025), (1081, 26800), (1150, 25192), (1175, 24656), (1340, 21620), (1541, 18800), (1675, 17296), (1840, 15745), (1880, 15410), (2162, 13400), (2300, 12596), (2350, 12328), (2680, 10810), (3082, 9400), (3149, 9200), (3350, 8648), (3760, 7705), (4324, 6700), (4600, 6298), (4700, 6164), (5360, 5405)]