66325580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{503}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 147329280

約数和(自身を除く): 81003700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 347, 380, 503, 694, 1006, 1388, 1735, 2012, 2515, 3470, 5030, 6593, 6940, 9557, 10060, 13186, 19114, 26372, 32965, 38228, 47785, 65930, 95570, 131860, 174541, 191140, 349082, 698164, 872705, 1745410, 3316279, 3490820, 6632558, 13265116, 16581395, 33162790, 66325580]

約数ペア:

[(1, 66325580), (2, 33162790), (4, 16581395), (5, 13265116), (10, 6632558), (19, 3490820), (20, 3316279), (38, 1745410), (76, 872705), (95, 698164), (190, 349082), (347, 191140), (380, 174541), (503, 131860), (694, 95570), (1006, 65930), (1388, 47785), (1735, 38228), (2012, 32965), (2515, 26372), (3470, 19114), (5030, 13186), (6593, 10060), (6940, 9557)]