204868804

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:329

約数の個数: 72

約数和(自身を含む): 429770880

約数和(自身を除く): 224902076

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 101, 131, 158, 196, 202, 262, 316, 404, 524, 553, 707, 917, 1106, 1414, 1834, 2212, 2828, 3668, 3871, 4949, 6419, 7742, 7979, 9898, 10349, 12838, 13231, 15484, 15958, 19796, 20698, 25676, 26462, 31916, 41396, 52924, 55853, 72443, 92617, 111706, 144886, 185234, 223412, 289772, 370468, 390971, 507101, 648319, 781942, 1014202, 1045249, 1296638, 1563884, 2028404, 2090498, 2593276, 4180996, 7316743, 14633486, 29266972, 51217201, 102434402, 204868804]

約数ペア:

[(1, 204868804), (2, 102434402), (4, 51217201), (7, 29266972), (14, 14633486), (28, 7316743), (49, 4180996), (79, 2593276), (98, 2090498), (101, 2028404), (131, 1563884), (158, 1296638), (196, 1045249), (202, 1014202), (262, 781942), (316, 648319), (404, 507101), (524, 390971), (553, 370468), (707, 289772), (917, 223412), (1106, 185234), (1414, 144886), (1834, 111706), (2212, 92617), (2828, 72443), (3668, 55853), (3871, 52924), (4949, 41396), (6419, 31916), (7742, 26462), (7979, 25676), (9898, 20698), (10349, 19796), (12838, 15958), (13231, 15484)]