84639728

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:873

約数の個数: 40

約数和(自身を含む): 168444576

約数和(自身を除く): 83804848

約数列:

[1, 2, 4, 8, 16, 53, 106, 151, 212, 302, 424, 604, 661, 848, 1208, 1322, 2416, 2644, 5288, 8003, 10576, 16006, 32012, 35033, 64024, 70066, 99811, 128048, 140132, 199622, 280264, 399244, 560528, 798488, 1596976, 5289983, 10579966, 21159932, 42319864, 84639728]

約数ペア:

[(1, 84639728), (2, 42319864), (4, 21159932), (8, 10579966), (16, 5289983), (53, 1596976), (106, 798488), (151, 560528), (212, 399244), (302, 280264), (424, 199622), (604, 140132), (661, 128048), (848, 99811), (1208, 70066), (1322, 64024), (2416, 35033), (2644, 32012), (5288, 16006), (8003, 10576)]