54981250

素因数分解:

$2^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{463}}^1$

素因数の和:509

約数の個数: 48

約数和(自身を含む): 108743040

約数和(自身を除く): 53761790

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 463, 475, 625, 926, 950, 1250, 2315, 2375, 3125, 4630, 4750, 6250, 8797, 11575, 11875, 17594, 23150, 23750, 43985, 57875, 59375, 87970, 115750, 118750, 219925, 289375, 439850, 578750, 1099625, 1446875, 2199250, 2893750, 5498125, 10996250, 27490625, 54981250]

約数ペア:

[(1, 54981250), (2, 27490625), (5, 10996250), (10, 5498125), (19, 2893750), (25, 2199250), (38, 1446875), (50, 1099625), (95, 578750), (125, 439850), (190, 289375), (250, 219925), (463, 118750), (475, 115750), (625, 87970), (926, 59375), (950, 57875), (1250, 43985), (2315, 23750), (2375, 23150), (3125, 17594), (4630, 11875), (4750, 11575), (6250, 8797)]