65991940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{24809}}^1$

素因数の和:24844

約数の個数: 48

約数和(自身を含む): 166723200

約数和(自身を除く): 100731260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 24809, 49618, 99236, 124045, 173663, 248090, 347326, 471371, 496180, 694652, 868315, 942742, 1736630, 1885484, 2356855, 3299597, 3473260, 4713710, 6599194, 9427420, 13198388, 16497985, 32995970, 65991940]

約数ペア:

[(1, 65991940), (2, 32995970), (4, 16497985), (5, 13198388), (7, 9427420), (10, 6599194), (14, 4713710), (19, 3473260), (20, 3299597), (28, 2356855), (35, 1885484), (38, 1736630), (70, 942742), (76, 868315), (95, 694652), (133, 496180), (140, 471371), (190, 347326), (266, 248090), (380, 173663), (532, 124045), (665, 99236), (1330, 49618), (2660, 24809)]