71614720

素因数分解:

$2^8\times 5^1\times {\mathrm{55949}}^1$

素因数の和:55970

約数の個数: 36

約数和(自身を含む): 171542700

約数和(自身を除く): 99927980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 55949, 111898, 223796, 279745, 447592, 559490, 895184, 1118980, 1790368, 2237960, 3580736, 4475920, 7161472, 8951840, 14322944, 17903680, 35807360, 71614720]

約数ペア:

[(1, 71614720), (2, 35807360), (4, 17903680), (5, 14322944), (8, 8951840), (10, 7161472), (16, 4475920), (20, 3580736), (32, 2237960), (40, 1790368), (64, 1118980), (80, 895184), (128, 559490), (160, 447592), (256, 279745), (320, 223796), (640, 111898), (1280, 55949)]