67915520

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{547}}^1$

素因数の和:665

約数の個数: 72

約数和(自身を含む): 164656464

約数和(自身を除く): 96740944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 547, 640, 776, 970, 1094, 1280, 1552, 1940, 2188, 2735, 3104, 3880, 4376, 5470, 6208, 7760, 8752, 10940, 12416, 15520, 17504, 21880, 24832, 31040, 35008, 43760, 53059, 62080, 70016, 87520, 106118, 124160, 140032, 175040, 212236, 265295, 350080, 424472, 530590, 700160, 848944, 1061180, 1697888, 2122360, 3395776, 4244720, 6791552, 8489440, 13583104, 16978880, 33957760, 67915520]

約数ペア:

[(1, 67915520), (2, 33957760), (4, 16978880), (5, 13583104), (8, 8489440), (10, 6791552), (16, 4244720), (20, 3395776), (32, 2122360), (40, 1697888), (64, 1061180), (80, 848944), (97, 700160), (128, 530590), (160, 424472), (194, 350080), (256, 265295), (320, 212236), (388, 175040), (485, 140032), (547, 124160), (640, 106118), (776, 87520), (970, 70016), (1094, 62080), (1280, 53059), (1552, 43760), (1940, 35008), (2188, 31040), (2735, 24832), (3104, 21880), (3880, 17504), (4376, 15520), (5470, 12416), (6208, 10940), (7760, 8752)]