495423400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79907}}^1$

素因数の和:79954

約数の個数: 48

約数和(自身を含む): 1189031040

約数和(自身を除く): 693607640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 79907, 159814, 319628, 399535, 639256, 799070, 1598140, 1997675, 2477117, 3196280, 3995350, 4954234, 7990700, 9908468, 12385585, 15981400, 19816936, 24771170, 49542340, 61927925, 99084680, 123855850, 247711700, 495423400]

約数ペア:

[(1, 495423400), (2, 247711700), (4, 123855850), (5, 99084680), (8, 61927925), (10, 49542340), (20, 24771170), (25, 19816936), (31, 15981400), (40, 12385585), (50, 9908468), (62, 7990700), (100, 4954234), (124, 3995350), (155, 3196280), (200, 2477117), (248, 1997675), (310, 1598140), (620, 799070), (775, 639256), (1240, 399535), (1550, 319628), (3100, 159814), (6200, 79907)]