251934080

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4423}}^1$

素因数の和:4531

約数の個数: 64

約数和(自身を含む): 609184800

約数和(自身を除く): 357250720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1424, 1780, 2848, 3560, 4423, 5696, 7120, 8846, 11392, 14240, 17692, 22115, 28480, 35384, 44230, 56960, 70768, 88460, 141536, 176920, 283072, 353840, 393647, 566144, 707680, 787294, 1415360, 1574588, 1968235, 2830720, 3149176, 3936470, 6298352, 7872940, 12596704, 15745880, 25193408, 31491760, 50386816, 62983520, 125967040, 251934080]

約数ペア:

[(1, 251934080), (2, 125967040), (4, 62983520), (5, 50386816), (8, 31491760), (10, 25193408), (16, 15745880), (20, 12596704), (32, 7872940), (40, 6298352), (64, 3936470), (80, 3149176), (89, 2830720), (128, 1968235), (160, 1574588), (178, 1415360), (320, 787294), (356, 707680), (445, 566144), (640, 393647), (712, 353840), (890, 283072), (1424, 176920), (1780, 141536), (2848, 88460), (3560, 70768), (4423, 56960), (5696, 44230), (7120, 35384), (8846, 28480), (11392, 22115), (14240, 17692)]