159969328

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{653}}^1$

素因数の和:973

約数の個数: 40

約数和(自身を含む): 316760976

約数和(自身を除く): 156791648

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 251, 488, 502, 653, 976, 1004, 1306, 2008, 2612, 4016, 5224, 10448, 15311, 30622, 39833, 61244, 79666, 122488, 159332, 163903, 244976, 318664, 327806, 637328, 655612, 1311224, 2622448, 9998083, 19996166, 39992332, 79984664, 159969328]

約数ペア:

[(1, 159969328), (2, 79984664), (4, 39992332), (8, 19996166), (16, 9998083), (61, 2622448), (122, 1311224), (244, 655612), (251, 637328), (488, 327806), (502, 318664), (653, 244976), (976, 163903), (1004, 159332), (1306, 122488), (2008, 79666), (2612, 61244), (4016, 39833), (5224, 30622), (10448, 15311)]