31776500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{1297}}^1$

素因数の和:1330

約数の個数: 72

約数和(自身を含む): 80792712

約数和(自身を除く): 49016212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 125, 140, 175, 196, 245, 250, 350, 490, 500, 700, 875, 980, 1225, 1297, 1750, 2450, 2594, 3500, 4900, 5188, 6125, 6485, 9079, 12250, 12970, 18158, 24500, 25940, 32425, 36316, 45395, 63553, 64850, 90790, 127106, 129700, 162125, 181580, 226975, 254212, 317765, 324250, 453950, 635530, 648500, 907900, 1134875, 1271060, 1588825, 2269750, 3177650, 4539500, 6355300, 7944125, 15888250, 31776500]

約数ペア:

[(1, 31776500), (2, 15888250), (4, 7944125), (5, 6355300), (7, 4539500), (10, 3177650), (14, 2269750), (20, 1588825), (25, 1271060), (28, 1134875), (35, 907900), (49, 648500), (50, 635530), (70, 453950), (98, 324250), (100, 317765), (125, 254212), (140, 226975), (175, 181580), (196, 162125), (245, 129700), (250, 127106), (350, 90790), (490, 64850), (500, 63553), (700, 45395), (875, 36316), (980, 32425), (1225, 25940), (1297, 24500), (1750, 18158), (2450, 12970), (2594, 12250), (3500, 9079), (4900, 6485), (5188, 6125)]