64979025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 113326080

約数和(自身を除く): 48347055

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 139, 271, 345, 417, 575, 695, 813, 1355, 1725, 2085, 3197, 3475, 4065, 6233, 6775, 9591, 10425, 15985, 18699, 20325, 31165, 37669, 47955, 79925, 93495, 113007, 155825, 188345, 239775, 467475, 565035, 866387, 941725, 2599161, 2825175, 4331935, 12995805, 21659675, 64979025]

約数ペア:

[(1, 64979025), (3, 21659675), (5, 12995805), (15, 4331935), (23, 2825175), (25, 2599161), (69, 941725), (75, 866387), (115, 565035), (139, 467475), (271, 239775), (345, 188345), (417, 155825), (575, 113007), (695, 93495), (813, 79925), (1355, 47955), (1725, 37669), (2085, 31165), (3197, 20325), (3475, 18699), (4065, 15985), (6233, 10425), (6775, 9591)]