68820688

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{659}}^1$

素因数の和:835

約数の個数: 40

約数和(自身を含む): 137000160

約数和(自身を除く): 68179472

約数列:

[1, 2, 4, 8, 16, 61, 107, 122, 214, 244, 428, 488, 659, 856, 976, 1318, 1712, 2636, 5272, 6527, 10544, 13054, 26108, 40199, 52216, 70513, 80398, 104432, 141026, 160796, 282052, 321592, 564104, 643184, 1128208, 4301293, 8602586, 17205172, 34410344, 68820688]

約数ペア:

[(1, 68820688), (2, 34410344), (4, 17205172), (8, 8602586), (16, 4301293), (61, 1128208), (107, 643184), (122, 564104), (214, 321592), (244, 282052), (428, 160796), (488, 141026), (659, 104432), (856, 80398), (976, 70513), (1318, 52216), (1712, 40199), (2636, 26108), (5272, 13054), (6527, 10544)]