40711977640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{200789}}^1$

素因数の和:200974

約数の個数: 64

約数和(自身を含む): 94764848400

約数和(自身を除く): 54052870760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 137, 148, 185, 274, 296, 370, 548, 685, 740, 1096, 1370, 1480, 2740, 5069, 5480, 10138, 20276, 25345, 40552, 50690, 101380, 200789, 202760, 401578, 803156, 1003945, 1606312, 2007890, 4015780, 7429193, 8031560, 14858386, 27508093, 29716772, 37145965, 55016186, 59433544, 74291930, 110032372, 137540465, 148583860, 220064744, 275080930, 297167720, 550161860, 1017799441, 1100323720, 2035598882, 4071197764, 5088997205, 8142395528, 10177994410, 20355988820, 40711977640]

約数ペア:

[(1, 40711977640), (2, 20355988820), (4, 10177994410), (5, 8142395528), (8, 5088997205), (10, 4071197764), (20, 2035598882), (37, 1100323720), (40, 1017799441), (74, 550161860), (137, 297167720), (148, 275080930), (185, 220064744), (274, 148583860), (296, 137540465), (370, 110032372), (548, 74291930), (685, 59433544), (740, 55016186), (1096, 37145965), (1370, 29716772), (1480, 27508093), (2740, 14858386), (5069, 8031560), (5480, 7429193), (10138, 4015780), (20276, 2007890), (25345, 1606312), (40552, 1003945), (50690, 803156), (101380, 401578), (200789, 202760)]