208049665520

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{17453831}}^1$

素因数の和:17453993

約数の個数: 40

約数和(自身を含む): 486961912800

約数和(自身を除く): 278912247280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 17453831, 34907662, 69815324, 87269155, 139630648, 174538310, 279261296, 349076620, 698153240, 1396306480, 2600620819, 5201241638, 10402483276, 13003104095, 20804966552, 26006208190, 41609933104, 52012416380, 104024832760, 208049665520]

約数ペア:

[(1, 208049665520), (2, 104024832760), (4, 52012416380), (5, 41609933104), (8, 26006208190), (10, 20804966552), (16, 13003104095), (20, 10402483276), (40, 5201241638), (80, 2600620819), (149, 1396306480), (298, 698153240), (596, 349076620), (745, 279261296), (1192, 174538310), (1490, 139630648), (2384, 87269155), (2980, 69815324), (5960, 34907662), (11920, 17453831)]