90045340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8353}}^1$

素因数の和:8387

約数の個数: 72

約数和(自身を含む): 239993712

約数和(自身を除く): 149948372

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 8353, 10780, 16706, 33412, 41765, 58471, 83530, 91883, 116942, 167060, 183766, 233884, 292355, 367532, 409297, 459415, 584710, 643181, 818594, 918830, 1169420, 1286362, 1637188, 1837660, 2046485, 2572724, 3215905, 4092970, 4502267, 6431810, 8185940, 9004534, 12863620, 18009068, 22511335, 45022670, 90045340]

約数ペア:

[(1, 90045340), (2, 45022670), (4, 22511335), (5, 18009068), (7, 12863620), (10, 9004534), (11, 8185940), (14, 6431810), (20, 4502267), (22, 4092970), (28, 3215905), (35, 2572724), (44, 2046485), (49, 1837660), (55, 1637188), (70, 1286362), (77, 1169420), (98, 918830), (110, 818594), (140, 643181), (154, 584710), (196, 459415), (220, 409297), (245, 367532), (308, 292355), (385, 233884), (490, 183766), (539, 167060), (770, 116942), (980, 91883), (1078, 83530), (1540, 58471), (2156, 41765), (2695, 33412), (5390, 16706), (8353, 10780)]