64631255

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{887}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 89510400

約数和(自身を除く): 24879145

約数列:

[1, 5, 13, 19, 59, 65, 95, 247, 295, 767, 887, 1121, 1235, 3835, 4435, 5605, 11531, 14573, 16853, 52333, 57655, 72865, 84265, 219089, 261665, 680329, 994327, 1095445, 3401645, 4971635, 12926251, 64631255]

約数ペア:

[(1, 64631255), (5, 12926251), (13, 4971635), (19, 3401645), (59, 1095445), (65, 994327), (95, 680329), (247, 261665), (295, 219089), (767, 84265), (887, 72865), (1121, 57655), (1235, 52333), (3835, 16853), (4435, 14573), (5605, 11531)]