51849020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 111283200

約数和(自身を除く): 59434180

約数列:

[1, 2, 4, 5, 10, 20, 127, 137, 149, 254, 274, 298, 508, 548, 596, 635, 685, 745, 1270, 1370, 1490, 2540, 2740, 2980, 17399, 18923, 20413, 34798, 37846, 40826, 69596, 75692, 81652, 86995, 94615, 102065, 173990, 189230, 204130, 347980, 378460, 408260, 2592451, 5184902, 10369804, 12962255, 25924510, 51849020]

約数ペア:

[(1, 51849020), (2, 25924510), (4, 12962255), (5, 10369804), (10, 5184902), (20, 2592451), (127, 408260), (137, 378460), (149, 347980), (254, 204130), (274, 189230), (298, 173990), (508, 102065), (548, 94615), (596, 86995), (635, 81652), (685, 75692), (745, 69596), (1270, 40826), (1370, 37846), (1490, 34798), (2540, 20413), (2740, 18923), (2980, 17399)]