25389990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:634

約数の個数: 64

約数和(自身を含む): 68152320

約数和(自身を除く): 42762330

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 271, 347, 542, 694, 813, 1041, 1355, 1626, 1735, 2082, 2439, 2710, 3123, 3470, 4065, 4878, 5205, 6246, 7317, 8130, 9369, 10410, 12195, 14634, 15615, 18738, 24390, 31230, 36585, 46845, 73170, 93690, 94037, 188074, 282111, 470185, 564222, 846333, 940370, 1410555, 1692666, 2538999, 2821110, 4231665, 5077998, 8463330, 12694995, 25389990]

約数ペア:

[(1, 25389990), (2, 12694995), (3, 8463330), (5, 5077998), (6, 4231665), (9, 2821110), (10, 2538999), (15, 1692666), (18, 1410555), (27, 940370), (30, 846333), (45, 564222), (54, 470185), (90, 282111), (135, 188074), (270, 94037), (271, 93690), (347, 73170), (542, 46845), (694, 36585), (813, 31230), (1041, 24390), (1355, 18738), (1626, 15615), (1735, 14634), (2082, 12195), (2439, 10410), (2710, 9369), (3123, 8130), (3470, 7317), (4065, 6246), (4878, 5205)]