506000

素因数分解:

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

素因数の和:57

約数の個数: 80

約数和(自身を含む): 1392768

約数和(自身を除く): 886768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 40, 44, 46, 50, 55, 80, 88, 92, 100, 110, 115, 125, 176, 184, 200, 220, 230, 250, 253, 275, 368, 400, 440, 460, 500, 506, 550, 575, 880, 920, 1000, 1012, 1100, 1150, 1265, 1375, 1840, 2000, 2024, 2200, 2300, 2530, 2750, 2875, 4048, 4400, 4600, 5060, 5500, 5750, 6325, 9200, 10120, 11000, 11500, 12650, 20240, 22000, 23000, 25300, 31625, 46000, 50600, 63250, 101200, 126500, 253000, 506000]

約数ペア:

[(1, 506000), (2, 253000), (4, 126500), (5, 101200), (8, 63250), (10, 50600), (11, 46000), (16, 31625), (20, 25300), (22, 23000), (23, 22000), (25, 20240), (40, 12650), (44, 11500), (46, 11000), (50, 10120), (55, 9200), (80, 6325), (88, 5750), (92, 5500), (100, 5060), (110, 4600), (115, 4400), (125, 4048), (176, 2875), (184, 2750), (200, 2530), (220, 2300), (230, 2200), (250, 2024), (253, 2000), (275, 1840), (368, 1375), (400, 1265), (440, 1150), (460, 1100), (500, 1012), (506, 1000), (550, 920), (575, 880)]