71454080

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1151}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 172730880

約数和(自身を除く): 101276800

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, 1151, 1552, 1940, 2302, 3104, 3880, 4604, 5755, 6208, 7760, 9208, 11510, 12416, 15520, 18416, 23020, 31040, 36832, 46040, 62080, 73664, 92080, 111647, 147328, 184160, 223294, 368320, 446588, 558235, 736640, 893176, 1116470, 1786352, 2232940, 3572704, 4465880, 7145408, 8931760, 14290816, 17863520, 35727040, 71454080]

約数ペア:

[(1, 71454080), (2, 35727040), (4, 17863520), (5, 14290816), (8, 8931760), (10, 7145408), (16, 4465880), (20, 3572704), (32, 2232940), (40, 1786352), (64, 1116470), (80, 893176), (97, 736640), (128, 558235), (160, 446588), (194, 368320), (320, 223294), (388, 184160), (485, 147328), (640, 111647), (776, 92080), (970, 73664), (1151, 62080), (1552, 46040), (1940, 36832), (2302, 31040), (3104, 23020), (3880, 18416), (4604, 15520), (5755, 12416), (6208, 11510), (7760, 9208)]