64984465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7517}}^1$

素因数の和:7561

約数の個数: 32

約数和(自身を含む): 101041920

約数和(自身を除く): 36057455

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 7517, 8645, 37585, 52619, 97721, 142823, 263095, 488605, 684047, 714115, 999761, 1856699, 3420235, 4998805, 9283495, 12996893, 64984465]

約数ペア:

[(1, 64984465), (5, 12996893), (7, 9283495), (13, 4998805), (19, 3420235), (35, 1856699), (65, 999761), (91, 714115), (95, 684047), (133, 488605), (247, 263095), (455, 142823), (665, 97721), (1235, 52619), (1729, 37585), (7517, 8645)]