1875291275

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1197

約数の個数: 72

約数和(自身を含む): 2819142480

約数和(自身を除く): 943851205

約数列:

[1, 5, 11, 13, 25, 43, 55, 65, 121, 143, 215, 275, 325, 473, 559, 605, 715, 1075, 1109, 1573, 2365, 2795, 3025, 3575, 5203, 5545, 6149, 7865, 11825, 12199, 13975, 14417, 26015, 27725, 30745, 39325, 47687, 60995, 67639, 72085, 130075, 134189, 153725, 158587, 238435, 304975, 338195, 360425, 524557, 619931, 670945, 792935, 1192175, 1690975, 1744457, 2622785, 3099655, 3354725, 3964675, 5770127, 6819241, 8722285, 13113925, 15498275, 28850635, 34096205, 43611425, 75011651, 144253175, 170481025, 375058255, 1875291275]

約数ペア:

[(1, 1875291275), (5, 375058255), (11, 170481025), (13, 144253175), (25, 75011651), (43, 43611425), (55, 34096205), (65, 28850635), (121, 15498275), (143, 13113925), (215, 8722285), (275, 6819241), (325, 5770127), (473, 3964675), (559, 3354725), (605, 3099655), (715, 2622785), (1075, 1744457), (1109, 1690975), (1573, 1192175), (2365, 792935), (2795, 670945), (3025, 619931), (3575, 524557), (5203, 360425), (5545, 338195), (6149, 304975), (7865, 238435), (11825, 158587), (12199, 153725), (13975, 134189), (14417, 130075), (26015, 72085), (27725, 67639), (30745, 60995), (39325, 47687)]