72695680

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1171}}^1$

素因数の和:1287

約数の個数: 64

約数和(自身を含む): 175729680

約数和(自身を除く): 103034000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1171, 1552, 1940, 2342, 3104, 3880, 4684, 5855, 6208, 7760, 9368, 11710, 12416, 15520, 18736, 23420, 31040, 37472, 46840, 62080, 74944, 93680, 113587, 149888, 187360, 227174, 374720, 454348, 567935, 749440, 908696, 1135870, 1817392, 2271740, 3634784, 4543480, 7269568, 9086960, 14539136, 18173920, 36347840, 72695680]

約数ペア:

[(1, 72695680), (2, 36347840), (4, 18173920), (5, 14539136), (8, 9086960), (10, 7269568), (16, 4543480), (20, 3634784), (32, 2271740), (40, 1817392), (64, 1135870), (80, 908696), (97, 749440), (128, 567935), (160, 454348), (194, 374720), (320, 227174), (388, 187360), (485, 149888), (640, 113587), (776, 93680), (970, 74944), (1171, 62080), (1552, 46840), (1940, 37472), (2342, 31040), (3104, 23420), (3880, 18736), (4684, 15520), (5855, 12416), (6208, 11710), (7760, 9368)]