68345440

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25127}}^1$

素因数の和:25159

約数の個数: 48

約数和(自身を含む): 170970912

約数和(自身を除く): 102625472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 25127, 50254, 100508, 125635, 201016, 251270, 402032, 427159, 502540, 804064, 854318, 1005080, 1708636, 2010160, 2135795, 3417272, 4020320, 4271590, 6834544, 8543180, 13669088, 17086360, 34172720, 68345440]

約数ペア:

[(1, 68345440), (2, 34172720), (4, 17086360), (5, 13669088), (8, 8543180), (10, 6834544), (16, 4271590), (17, 4020320), (20, 3417272), (32, 2135795), (34, 2010160), (40, 1708636), (68, 1005080), (80, 854318), (85, 804064), (136, 502540), (160, 427159), (170, 402032), (272, 251270), (340, 201016), (544, 125635), (680, 100508), (1360, 50254), (2720, 25127)]