64063580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{65371}}^1$

素因数の和:65394

約数の個数: 36

約数和(自身を含む): 156500568

約数和(自身を除く): 92436988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 65371, 130742, 261484, 326855, 457597, 653710, 915194, 1307420, 1830388, 2287985, 3203179, 4575970, 6406358, 9151940, 12812716, 16015895, 32031790, 64063580]

約数ペア:

[(1, 64063580), (2, 32031790), (4, 16015895), (5, 12812716), (7, 9151940), (10, 6406358), (14, 4575970), (20, 3203179), (28, 2287985), (35, 1830388), (49, 1307420), (70, 915194), (98, 653710), (140, 457597), (196, 326855), (245, 261484), (490, 130742), (980, 65371)]