66714880

素因数分解:

$2^8\times 5^1\times {\mathrm{52121}}^1$

素因数の和:52142

約数の個数: 36

約数和(自身を含む): 159806052

約数和(自身を除く): 93091172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 52121, 104242, 208484, 260605, 416968, 521210, 833936, 1042420, 1667872, 2084840, 3335744, 4169680, 6671488, 8339360, 13342976, 16678720, 33357440, 66714880]

約数ペア:

[(1, 66714880), (2, 33357440), (4, 16678720), (5, 13342976), (8, 8339360), (10, 6671488), (16, 4169680), (20, 3335744), (32, 2084840), (40, 1667872), (64, 1042420), (80, 833936), (128, 521210), (160, 416968), (256, 260605), (320, 208484), (640, 104242), (1280, 52121)]