65793040

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2969}}^1$

素因数の和:3259

約数の個数: 40

約数和(自身を含む): 153572760

約数和(自身を除く): 87779720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 2969, 4432, 5540, 5938, 11080, 11876, 14845, 22160, 23752, 29690, 47504, 59380, 118760, 237520, 822413, 1644826, 3289652, 4112065, 6579304, 8224130, 13158608, 16448260, 32896520, 65793040]

約数ペア:

[(1, 65793040), (2, 32896520), (4, 16448260), (5, 13158608), (8, 8224130), (10, 6579304), (16, 4112065), (20, 3289652), (40, 1644826), (80, 822413), (277, 237520), (554, 118760), (1108, 59380), (1385, 47504), (2216, 29690), (2770, 23752), (2969, 22160), (4432, 14845), (5540, 11876), (5938, 11080)]