31141700

素因数分解:

$2^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{1303}}^1$

素因数の和:1556

約数の個数: 36

約数和(自身を含む): 67912320

約数和(自身を除く): 36770620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 239, 478, 956, 1195, 1303, 2390, 2606, 4780, 5212, 5975, 6515, 11950, 13030, 23900, 26060, 32575, 65150, 130300, 311417, 622834, 1245668, 1557085, 3114170, 6228340, 7785425, 15570850, 31141700]

約数ペア:

[(1, 31141700), (2, 15570850), (4, 7785425), (5, 6228340), (10, 3114170), (20, 1557085), (25, 1245668), (50, 622834), (100, 311417), (239, 130300), (478, 65150), (956, 32575), (1195, 26060), (1303, 23900), (2390, 13030), (2606, 11950), (4780, 6515), (5212, 5975)]