31713550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 67886280

約数和(自身を除く): 36172730

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 109, 110, 115, 218, 230, 253, 275, 506, 529, 545, 550, 575, 1058, 1090, 1150, 1199, 1265, 2398, 2507, 2530, 2645, 2725, 5014, 5290, 5450, 5819, 5995, 6325, 11638, 11990, 12535, 12650, 13225, 25070, 26450, 27577, 29095, 29975, 55154, 57661, 58190, 59950, 62675, 115322, 125350, 137885, 145475, 275770, 288305, 290950, 576610, 634271, 689425, 1268542, 1378850, 1441525, 2883050, 3171355, 6342710, 15856775, 31713550]

約数ペア:

[(1, 31713550), (2, 15856775), (5, 6342710), (10, 3171355), (11, 2883050), (22, 1441525), (23, 1378850), (25, 1268542), (46, 689425), (50, 634271), (55, 576610), (109, 290950), (110, 288305), (115, 275770), (218, 145475), (230, 137885), (253, 125350), (275, 115322), (506, 62675), (529, 59950), (545, 58190), (550, 57661), (575, 55154), (1058, 29975), (1090, 29095), (1150, 27577), (1199, 26450), (1265, 25070), (2398, 13225), (2507, 12650), (2530, 12535), (2645, 11990), (2725, 11638), (5014, 6325), (5290, 5995), (5450, 5819)]