80455425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 139812480

約数和(自身を除く): 59357055

約数列:

[1, 3, 5, 15, 25, 29, 71, 75, 87, 145, 213, 355, 435, 521, 725, 1065, 1563, 1775, 2059, 2175, 2605, 5325, 6177, 7815, 10295, 13025, 15109, 30885, 36991, 39075, 45327, 51475, 75545, 110973, 154425, 184955, 226635, 377725, 554865, 924775, 1072739, 1133175, 2774325, 3218217, 5363695, 16091085, 26818475, 80455425]

約数ペア:

[(1, 80455425), (3, 26818475), (5, 16091085), (15, 5363695), (25, 3218217), (29, 2774325), (71, 1133175), (75, 1072739), (87, 924775), (145, 554865), (213, 377725), (355, 226635), (435, 184955), (521, 154425), (725, 110973), (1065, 75545), (1563, 51475), (1775, 45327), (2059, 39075), (2175, 36991), (2605, 30885), (5325, 15109), (6177, 13025), (7815, 10295)]