70917975

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{313}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 136665360

約数和(自身を除く): 65747385

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 53, 57, 75, 95, 159, 171, 225, 265, 285, 313, 475, 477, 795, 855, 939, 1007, 1325, 1425, 1565, 2385, 2817, 3021, 3975, 4275, 4695, 5035, 5947, 7825, 9063, 11925, 14085, 15105, 16589, 17841, 23475, 25175, 29735, 45315, 49767, 53523, 70425, 75525, 82945, 89205, 148675, 149301, 226575, 248835, 267615, 315191, 414725, 446025, 746505, 945573, 1244175, 1338075, 1575955, 2836719, 3732525, 4727865, 7879775, 14183595, 23639325, 70917975]

約数ペア:

[(1, 70917975), (3, 23639325), (5, 14183595), (9, 7879775), (15, 4727865), (19, 3732525), (25, 2836719), (45, 1575955), (53, 1338075), (57, 1244175), (75, 945573), (95, 746505), (159, 446025), (171, 414725), (225, 315191), (265, 267615), (285, 248835), (313, 226575), (475, 149301), (477, 148675), (795, 89205), (855, 82945), (939, 75525), (1007, 70425), (1325, 53523), (1425, 49767), (1565, 45315), (2385, 29735), (2817, 25175), (3021, 23475), (3975, 17841), (4275, 16589), (4695, 15105), (5035, 14085), (5947, 11925), (7825, 9063)]