51939828140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{131009}}^1$

素因数の和:131522

約数の個数: 48

約数和(自身を含む): 111853193760

約数和(自身を除く): 59913365620

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 461, 860, 922, 1844, 2305, 4610, 9220, 19823, 39646, 79292, 99115, 131009, 198230, 262018, 396460, 524036, 655045, 1310090, 2620180, 5633387, 11266774, 22533548, 28166935, 56333870, 60395149, 112667740, 120790298, 241580596, 301975745, 603951490, 1207902980, 2596991407, 5193982814, 10387965628, 12984957035, 25969914070, 51939828140]

約数ペア:

[(1, 51939828140), (2, 25969914070), (4, 12984957035), (5, 10387965628), (10, 5193982814), (20, 2596991407), (43, 1207902980), (86, 603951490), (172, 301975745), (215, 241580596), (430, 120790298), (461, 112667740), (860, 60395149), (922, 56333870), (1844, 28166935), (2305, 22533548), (4610, 11266774), (9220, 5633387), (19823, 2620180), (39646, 1310090), (79292, 655045), (99115, 524036), (131009, 396460), (198230, 262018)]