87817310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{647}}^1$

素因数の和:945

約数の個数: 48

約数和(自身を含む): 184827744

約数和(自身を除く): 97010434

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 277, 490, 554, 647, 1294, 1385, 1939, 2770, 3235, 3878, 4529, 6470, 9058, 9695, 13573, 19390, 22645, 27146, 31703, 45290, 63406, 67865, 135730, 158515, 179219, 317030, 358438, 896095, 1254533, 1792190, 2509066, 6272665, 8781731, 12545330, 17563462, 43908655, 87817310]

約数ペア:

[(1, 87817310), (2, 43908655), (5, 17563462), (7, 12545330), (10, 8781731), (14, 6272665), (35, 2509066), (49, 1792190), (70, 1254533), (98, 896095), (245, 358438), (277, 317030), (490, 179219), (554, 158515), (647, 135730), (1294, 67865), (1385, 63406), (1939, 45290), (2770, 31703), (3235, 27146), (3878, 22645), (4529, 19390), (6470, 13573), (9058, 9695)]