254861920

素因数分解:

$2^5\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43051}}^1$

素因数の和:43103

約数の個数: 48

約数和(自身を含む): 618398928

約数和(自身を除く): 363537008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 74, 80, 148, 160, 185, 296, 370, 592, 740, 1184, 1480, 2960, 5920, 43051, 86102, 172204, 215255, 344408, 430510, 688816, 861020, 1377632, 1592887, 1722040, 3185774, 3444080, 6371548, 6888160, 7964435, 12743096, 15928870, 25486192, 31857740, 50972384, 63715480, 127430960, 254861920]

約数ペア:

[(1, 254861920), (2, 127430960), (4, 63715480), (5, 50972384), (8, 31857740), (10, 25486192), (16, 15928870), (20, 12743096), (32, 7964435), (37, 6888160), (40, 6371548), (74, 3444080), (80, 3185774), (148, 1722040), (160, 1592887), (185, 1377632), (296, 861020), (370, 688816), (592, 430510), (740, 344408), (1184, 215255), (1480, 172204), (2960, 86102), (5920, 43051)]