64769325

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 112284480

約数和(自身を除く): 47515155

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 97, 145, 291, 307, 435, 485, 725, 921, 1455, 1535, 2175, 2425, 2813, 4605, 7275, 7675, 8439, 8903, 14065, 23025, 26709, 29779, 42195, 44515, 70325, 89337, 133545, 148895, 210975, 222575, 446685, 667725, 744475, 863591, 2233425, 2590773, 4317955, 12953865, 21589775, 64769325]

約数ペア:

[(1, 64769325), (3, 21589775), (5, 12953865), (15, 4317955), (25, 2590773), (29, 2233425), (75, 863591), (87, 744475), (97, 667725), (145, 446685), (291, 222575), (307, 210975), (435, 148895), (485, 133545), (725, 89337), (921, 70325), (1455, 44515), (1535, 42195), (2175, 29779), (2425, 26709), (2813, 23025), (4605, 14065), (7275, 8903), (7675, 8439)]