64224420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{82339}}^1$

素因数の和:82364

約数の個数: 48

約数和(自身を含む): 193663680

約数和(自身を除く): 129439260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 82339, 164678, 247017, 329356, 411695, 494034, 823390, 988068, 1070407, 1235085, 1646780, 2140814, 2470170, 3211221, 4281628, 4940340, 5352035, 6422442, 10704070, 12844884, 16056105, 21408140, 32112210, 64224420]

約数ペア:

[(1, 64224420), (2, 32112210), (3, 21408140), (4, 16056105), (5, 12844884), (6, 10704070), (10, 6422442), (12, 5352035), (13, 4940340), (15, 4281628), (20, 3211221), (26, 2470170), (30, 2140814), (39, 1646780), (52, 1235085), (60, 1070407), (65, 988068), (78, 823390), (130, 494034), (156, 411695), (195, 329356), (260, 247017), (390, 164678), (780, 82339)]