253000

素因数分解:

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

素因数の和:55

約数の個数: 64

約数和(自身を含む): 673920

約数和(自身を除く): 420920

約数列:

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

約数ペア:

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