56249820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28409}}^1$

素因数の和:28435

約数の個数: 72

約数和(自身を含む): 186142320

約数和(自身を除く): 129892500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 28409, 56818, 85227, 113636, 142045, 170454, 255681, 284090, 312499, 340908, 426135, 511362, 568180, 624998, 852270, 937497, 1022724, 1249996, 1278405, 1562495, 1704540, 1874994, 2556810, 2812491, 3124990, 3749988, 4687485, 5113620, 5624982, 6249980, 9374970, 11249964, 14062455, 18749940, 28124910, 56249820]

約数ペア:

[(1, 56249820), (2, 28124910), (3, 18749940), (4, 14062455), (5, 11249964), (6, 9374970), (9, 6249980), (10, 5624982), (11, 5113620), (12, 4687485), (15, 3749988), (18, 3124990), (20, 2812491), (22, 2556810), (30, 1874994), (33, 1704540), (36, 1562495), (44, 1278405), (45, 1249996), (55, 1022724), (60, 937497), (66, 852270), (90, 624998), (99, 568180), (110, 511362), (132, 426135), (165, 340908), (180, 312499), (198, 284090), (220, 255681), (330, 170454), (396, 142045), (495, 113636), (660, 85227), (990, 56818), (1980, 28409)]