285118014725

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{191}}^1\times {\mathrm{307}}^1\times {\mathrm{673}}^1$

素因数の和:1215

約数の個数: 72

約数和(自身を含む): 379325388288

約数和(自身を除く): 94207373563

約数列:

[1, 5, 17, 25, 85, 191, 289, 307, 425, 673, 955, 1445, 1535, 3247, 3365, 4775, 5219, 7225, 7675, 11441, 16235, 16825, 26095, 55199, 57205, 58637, 81175, 88723, 128543, 130475, 194497, 206611, 275995, 286025, 293185, 443615, 642715, 972485, 996829, 1033055, 1379975, 1465925, 2185231, 2218075, 3213575, 3512387, 4862425, 4984145, 5165275, 10926155, 16946093, 17561935, 24920725, 37148927, 39462701, 54630775, 59710579, 84730465, 87809675, 185744635, 197313505, 298552895, 423652325, 670865917, 928723175, 986567525, 1492764475, 3354329585, 11404720589, 16771647925, 57023602945, 285118014725]

約数ペア:

[(1, 285118014725), (5, 57023602945), (17, 16771647925), (25, 11404720589), (85, 3354329585), (191, 1492764475), (289, 986567525), (307, 928723175), (425, 670865917), (673, 423652325), (955, 298552895), (1445, 197313505), (1535, 185744635), (3247, 87809675), (3365, 84730465), (4775, 59710579), (5219, 54630775), (7225, 39462701), (7675, 37148927), (11441, 24920725), (16235, 17561935), (16825, 16946093), (26095, 10926155), (55199, 5165275), (57205, 4984145), (58637, 4862425), (81175, 3512387), (88723, 3213575), (128543, 2218075), (130475, 2185231), (194497, 1465925), (206611, 1379975), (275995, 1033055), (286025, 996829), (293185, 972485), (443615, 642715)]