131066390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1973}}^1$

素因数の和:2073

約数の個数: 64

約数和(自身を含む): 294489216

約数和(自身を除く): 163422826

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 730, 910, 949, 1022, 1898, 1973, 2555, 3946, 4745, 5110, 6643, 9490, 9865, 13286, 13811, 19730, 25649, 27622, 33215, 51298, 66430, 69055, 128245, 138110, 144029, 179543, 256490, 288058, 359086, 720145, 897715, 1008203, 1440290, 1795430, 1872377, 2016406, 3744754, 5041015, 9361885, 10082030, 13106639, 18723770, 26213278, 65533195, 131066390]

約数ペア:

[(1, 131066390), (2, 65533195), (5, 26213278), (7, 18723770), (10, 13106639), (13, 10082030), (14, 9361885), (26, 5041015), (35, 3744754), (65, 2016406), (70, 1872377), (73, 1795430), (91, 1440290), (130, 1008203), (146, 897715), (182, 720145), (365, 359086), (455, 288058), (511, 256490), (730, 179543), (910, 144029), (949, 138110), (1022, 128245), (1898, 69055), (1973, 66430), (2555, 51298), (3946, 33215), (4745, 27622), (5110, 25649), (6643, 19730), (9490, 13811), (9865, 13286)]