204029996980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^2\times {\mathrm{353}}^1\times {\mathrm{2833}}^1$

素因数の和:3397

約数の個数: 72

約数和(自身を含む): 434126301336

約数和(自身を除く): 230096304356

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 353, 404, 505, 706, 1010, 1412, 1765, 2020, 2833, 3530, 5666, 7060, 10201, 11332, 14165, 20402, 28330, 35653, 40804, 51005, 56660, 71306, 102010, 142612, 178265, 204020, 286133, 356530, 572266, 713060, 1000049, 1144532, 1430665, 2000098, 2861330, 3600953, 4000196, 5000245, 5722660, 7201906, 10000490, 14403812, 18004765, 20000980, 28899433, 36009530, 57798866, 72019060, 101004949, 115597732, 144497165, 202009898, 288994330, 404019796, 505024745, 577988660, 1010049490, 2020098980, 10201499849, 20402999698, 40805999396, 51007499245, 102014998490, 204029996980]

約数ペア:

[(1, 204029996980), (2, 102014998490), (4, 51007499245), (5, 40805999396), (10, 20402999698), (20, 10201499849), (101, 2020098980), (202, 1010049490), (353, 577988660), (404, 505024745), (505, 404019796), (706, 288994330), (1010, 202009898), (1412, 144497165), (1765, 115597732), (2020, 101004949), (2833, 72019060), (3530, 57798866), (5666, 36009530), (7060, 28899433), (10201, 20000980), (11332, 18004765), (14165, 14403812), (20402, 10000490), (28330, 7201906), (35653, 5722660), (40804, 5000245), (51005, 4000196), (56660, 3600953), (71306, 2861330), (102010, 2000098), (142612, 1430665), (178265, 1144532), (204020, 1000049), (286133, 713060), (356530, 572266)]