353878240

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{24851}}^1$

素因数の和:24955

約数の個数: 48

約数和(自身を含む): 845465040

約数和(自身を除く): 491586800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 2848, 3560, 7120, 14240, 24851, 49702, 99404, 124255, 198808, 248510, 397616, 497020, 795232, 994040, 1988080, 2211739, 3976160, 4423478, 8846956, 11058695, 17693912, 22117390, 35387824, 44234780, 70775648, 88469560, 176939120, 353878240]

約数ペア:

[(1, 353878240), (2, 176939120), (4, 88469560), (5, 70775648), (8, 44234780), (10, 35387824), (16, 22117390), (20, 17693912), (32, 11058695), (40, 8846956), (80, 4423478), (89, 3976160), (160, 2211739), (178, 1988080), (356, 994040), (445, 795232), (712, 497020), (890, 397616), (1424, 248510), (1780, 198808), (2848, 124255), (3560, 99404), (7120, 49702), (14240, 24851)]