72626440

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 170650800

約数和(自身を除く): 98024360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 137, 145, 232, 274, 290, 457, 548, 580, 685, 914, 1096, 1160, 1370, 1828, 2285, 2740, 3656, 3973, 4570, 5480, 7946, 9140, 13253, 15892, 18280, 19865, 26506, 31784, 39730, 53012, 62609, 66265, 79460, 106024, 125218, 132530, 158920, 250436, 265060, 313045, 500872, 530120, 626090, 1252180, 1815661, 2504360, 3631322, 7262644, 9078305, 14525288, 18156610, 36313220, 72626440]

約数ペア:

[(1, 72626440), (2, 36313220), (4, 18156610), (5, 14525288), (8, 9078305), (10, 7262644), (20, 3631322), (29, 2504360), (40, 1815661), (58, 1252180), (116, 626090), (137, 530120), (145, 500872), (232, 313045), (274, 265060), (290, 250436), (457, 158920), (548, 132530), (580, 125218), (685, 106024), (914, 79460), (1096, 66265), (1160, 62609), (1370, 53012), (1828, 39730), (2285, 31784), (2740, 26506), (3656, 19865), (3973, 18280), (4570, 15892), (5480, 13253), (7946, 9140)]