65780728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{15427}}^1$

素因数の和:15487

約数の個数: 32

約数和(自身を含む): 136074960

約数和(自身を除く): 70294232

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 15427, 30854, 61708, 123416, 200551, 401102, 632507, 802204, 1265014, 1604408, 2530028, 5060056, 8222591, 16445182, 32890364, 65780728]

約数ペア:

[(1, 65780728), (2, 32890364), (4, 16445182), (8, 8222591), (13, 5060056), (26, 2530028), (41, 1604408), (52, 1265014), (82, 802204), (104, 632507), (164, 401102), (328, 200551), (533, 123416), (1066, 61708), (2132, 30854), (4264, 15427)]