64620416

素因数分解:

$2^7\times 7^2\times {\mathrm{10303}}^1$

素因数の和:10331

約数の個数: 48

約数和(自身を含む): 149768640

約数和(自身を除く): 85148224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 10303, 20606, 41212, 72121, 82424, 144242, 164848, 288484, 329696, 504847, 576968, 659392, 1009694, 1153936, 1318784, 2019388, 2307872, 4038776, 4615744, 8077552, 9231488, 16155104, 32310208, 64620416]

約数ペア:

[(1, 64620416), (2, 32310208), (4, 16155104), (7, 9231488), (8, 8077552), (14, 4615744), (16, 4038776), (28, 2307872), (32, 2019388), (49, 1318784), (56, 1153936), (64, 1009694), (98, 659392), (112, 576968), (128, 504847), (196, 329696), (224, 288484), (392, 164848), (448, 144242), (784, 82424), (896, 72121), (1568, 41212), (3136, 20606), (6272, 10303)]