81204736

素因数分解:

$2^9\times {\mathrm{199}}^1\times {\mathrm{797}}^1$

素因数の和:1014

約数の個数: 40

約数和(自身を含む): 163270800

約数和(自身を除く): 82066064

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 256, 398, 512, 796, 797, 1592, 1594, 3184, 3188, 6368, 6376, 12736, 12752, 25472, 25504, 50944, 51008, 101888, 102016, 158603, 204032, 317206, 408064, 634412, 1268824, 2537648, 5075296, 10150592, 20301184, 40602368, 81204736]

約数ペア:

[(1, 81204736), (2, 40602368), (4, 20301184), (8, 10150592), (16, 5075296), (32, 2537648), (64, 1268824), (128, 634412), (199, 408064), (256, 317206), (398, 204032), (512, 158603), (796, 102016), (797, 101888), (1592, 51008), (1594, 50944), (3184, 25504), (3188, 25472), (6368, 12752), (6376, 12736)]