66621568

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{40037}}^1$

素因数の和:40064

約数の個数: 32

約数和(自身を含む): 142935660

約数和(自身を除く): 76314092

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 40037, 80074, 160148, 320296, 520481, 640592, 1040962, 1281184, 2081924, 2562368, 4163848, 5124736, 8327696, 16655392, 33310784, 66621568]

約数ペア:

[(1, 66621568), (2, 33310784), (4, 16655392), (8, 8327696), (13, 5124736), (16, 4163848), (26, 2562368), (32, 2081924), (52, 1281184), (64, 1040962), (104, 640592), (128, 520481), (208, 320296), (416, 160148), (832, 80074), (1664, 40037)]