2000557825

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1619}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 2969809920

約数和(自身を除く): 969252095

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 307, 575, 805, 1535, 1619, 2149, 4025, 7061, 7675, 8095, 10745, 11333, 35305, 37237, 40475, 49427, 53725, 56665, 176525, 186185, 247135, 260659, 283325, 497033, 930925, 1235675, 1303295, 2485165, 3479231, 6516475, 11431759, 12425825, 17396155, 57158795, 80022313, 86980775, 285793975, 400111565, 2000557825]

約数ペア:

[(1, 2000557825), (5, 400111565), (7, 285793975), (23, 86980775), (25, 80022313), (35, 57158795), (115, 17396155), (161, 12425825), (175, 11431759), (307, 6516475), (575, 3479231), (805, 2485165), (1535, 1303295), (1619, 1235675), (2149, 930925), (4025, 497033), (7061, 283325), (7675, 260659), (8095, 247135), (10745, 186185), (11333, 176525), (35305, 56665), (37237, 53725), (40475, 49427)]