202279130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 388025640

約数和(自身を除く): 185746510

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 361, 409, 685, 722, 818, 1370, 1805, 2045, 2603, 3610, 4090, 5206, 7771, 13015, 15542, 26030, 38855, 49457, 56033, 77710, 98914, 112066, 147649, 247285, 280165, 295298, 494570, 560330, 738245, 1064627, 1476490, 2129254, 5323135, 10646270, 20227913, 40455826, 101139565, 202279130]

約数ペア:

[(1, 202279130), (2, 101139565), (5, 40455826), (10, 20227913), (19, 10646270), (38, 5323135), (95, 2129254), (137, 1476490), (190, 1064627), (274, 738245), (361, 560330), (409, 494570), (685, 295298), (722, 280165), (818, 247285), (1370, 147649), (1805, 112066), (2045, 98914), (2603, 77710), (3610, 56033), (4090, 49457), (5206, 38855), (7771, 26030), (13015, 15542)]