2078697775

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{1669}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 3220508160

約数和(自身を除く): 1141810385

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 647, 1669, 1925, 3235, 4529, 7117, 8345, 11683, 16175, 18359, 22645, 35585, 41725, 49819, 58415, 91795, 113225, 128513, 177925, 249095, 292075, 458975, 642565, 1079843, 1245475, 3212825, 5399215, 7558901, 11878273, 26996075, 37794505, 59391365, 83147911, 188972525, 296956825, 415739555, 2078697775]

約数ペア:

[(1, 2078697775), (5, 415739555), (7, 296956825), (11, 188972525), (25, 83147911), (35, 59391365), (55, 37794505), (77, 26996075), (175, 11878273), (275, 7558901), (385, 5399215), (647, 3212825), (1669, 1245475), (1925, 1079843), (3235, 642565), (4529, 458975), (7117, 292075), (8345, 249095), (11683, 177925), (16175, 128513), (18359, 113225), (22645, 91795), (35585, 58415), (41725, 49819)]