72426880

素因数分解:

$2^7\times 5^1\times {\mathrm{113167}}^1$

素因数の和:113186

約数の個数: 32

約数和(自身を含む): 173147040

約数和(自身を除く): 100720160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 113167, 226334, 452668, 565835, 905336, 1131670, 1810672, 2263340, 3621344, 4526680, 7242688, 9053360, 14485376, 18106720, 36213440, 72426880]

約数ペア:

[(1, 72426880), (2, 36213440), (4, 18106720), (5, 14485376), (8, 9053360), (10, 7242688), (16, 4526680), (20, 3621344), (32, 2263340), (40, 1810672), (64, 1131670), (80, 905336), (128, 565835), (160, 452668), (320, 226334), (640, 113167)]