51470720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11489}}^1$

素因数の和:11515

約数の個数: 64

約数和(自身を含む): 140637600

約数和(自身を除く): 89166880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 11489, 22978, 45956, 57445, 80423, 91912, 114890, 160846, 183824, 229780, 321692, 367648, 402115, 459560, 643384, 735296, 804230, 919120, 1286768, 1470592, 1608460, 1838240, 2573536, 3216920, 3676480, 5147072, 6433840, 7352960, 10294144, 12867680, 25735360, 51470720]

約数ペア:

[(1, 51470720), (2, 25735360), (4, 12867680), (5, 10294144), (7, 7352960), (8, 6433840), (10, 5147072), (14, 3676480), (16, 3216920), (20, 2573536), (28, 1838240), (32, 1608460), (35, 1470592), (40, 1286768), (56, 919120), (64, 804230), (70, 735296), (80, 643384), (112, 459560), (128, 402115), (140, 367648), (160, 321692), (224, 229780), (280, 183824), (320, 160846), (448, 114890), (560, 91912), (640, 80423), (896, 57445), (1120, 45956), (2240, 22978), (4480, 11489)]