64973090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71399}}^1$

素因数の和:71426

約数の個数: 32

約数和(自身を含む): 143942400

約数和(自身を除く): 78969310

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 71399, 142798, 356995, 499793, 713990, 928187, 999586, 1856374, 2498965, 4640935, 4997930, 6497309, 9281870, 12994618, 32486545, 64973090]

約数ペア:

[(1, 64973090), (2, 32486545), (5, 12994618), (7, 9281870), (10, 6497309), (13, 4997930), (14, 4640935), (26, 2498965), (35, 1856374), (65, 999586), (70, 928187), (91, 713990), (130, 499793), (182, 356995), (455, 142798), (910, 71399)]