220105875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{53359}}^1$

素因数の和:53388

約数の個数: 32

約数和(自身を含む): 399559680

約数和(自身を除く): 179453805

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 4125, 53359, 160077, 266795, 586949, 800385, 1333975, 1760847, 2934745, 4001925, 6669875, 8804235, 14673725, 20009625, 44021175, 73368625, 220105875]

約数ペア:

[(1, 220105875), (3, 73368625), (5, 44021175), (11, 20009625), (15, 14673725), (25, 8804235), (33, 6669875), (55, 4001925), (75, 2934745), (125, 1760847), (165, 1333975), (275, 800385), (375, 586949), (825, 266795), (1375, 160077), (4125, 53359)]