65781248

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{9883}}^1$

素因数の和:9914

約数の個数: 40

約数和(自身を含む): 141558648

約数和(自身を除く): 75777400

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 9883, 19766, 39532, 79064, 128479, 158128, 256958, 316256, 513916, 632512, 1027832, 1265024, 2055664, 2530048, 4111328, 5060096, 8222656, 16445312, 32890624, 65781248]

約数ペア:

[(1, 65781248), (2, 32890624), (4, 16445312), (8, 8222656), (13, 5060096), (16, 4111328), (26, 2530048), (32, 2055664), (52, 1265024), (64, 1027832), (104, 632512), (128, 513916), (208, 316256), (256, 256958), (416, 158128), (512, 128479), (832, 79064), (1664, 39532), (3328, 19766), (6656, 9883)]