257600

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{23}}^1$

素因数の和:52

約数の個数: 84

約数和(自身を含む): 755904

約数和(自身を除く): 498304

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 50, 56, 64, 70, 80, 92, 100, 112, 115, 140, 160, 161, 175, 184, 200, 224, 230, 280, 320, 322, 350, 368, 400, 448, 460, 560, 575, 644, 700, 736, 800, 805, 920, 1120, 1150, 1288, 1400, 1472, 1600, 1610, 1840, 2240, 2300, 2576, 2800, 3220, 3680, 4025, 4600, 5152, 5600, 6440, 7360, 8050, 9200, 10304, 11200, 12880, 16100, 18400, 25760, 32200, 36800, 51520, 64400, 128800, 257600]

約数ペア:

[(1, 257600), (2, 128800), (4, 64400), (5, 51520), (7, 36800), (8, 32200), (10, 25760), (14, 18400), (16, 16100), (20, 12880), (23, 11200), (25, 10304), (28, 9200), (32, 8050), (35, 7360), (40, 6440), (46, 5600), (50, 5152), (56, 4600), (64, 4025), (70, 3680), (80, 3220), (92, 2800), (100, 2576), (112, 2300), (115, 2240), (140, 1840), (160, 1610), (161, 1600), (175, 1472), (184, 1400), (200, 1288), (224, 1150), (230, 1120), (280, 920), (320, 805), (322, 800), (350, 736), (368, 700), (400, 644), (448, 575), (460, 560)]