201991698500

素因数分解:

$2^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{643}}^1\times {\mathrm{8849}}^1$

素因数の和:9582

約数の個数: 96

約数和(自身を含む): 448109625600

約数和(自身を除く): 246117927100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 125, 142, 250, 284, 355, 500, 643, 710, 1286, 1420, 1775, 2572, 3215, 3550, 6430, 7100, 8849, 8875, 12860, 16075, 17698, 17750, 32150, 35396, 35500, 44245, 45653, 64300, 80375, 88490, 91306, 160750, 176980, 182612, 221225, 228265, 321500, 442450, 456530, 628279, 884900, 913060, 1106125, 1141325, 1256558, 2212250, 2282650, 2513116, 3141395, 4424500, 4565300, 5689907, 5706625, 6282790, 11379814, 11413250, 12565580, 15706975, 22759628, 22826500, 28449535, 31413950, 56899070, 62827900, 78534875, 113798140, 142247675, 157069750, 284495350, 314139500, 403983397, 568990700, 711238375, 807966794, 1422476750, 1615933588, 2019916985, 2844953500, 4039833970, 8079667940, 10099584925, 20199169850, 40398339700, 50497924625, 100995849250, 201991698500]

約数ペア:

[(1, 201991698500), (2, 100995849250), (4, 50497924625), (5, 40398339700), (10, 20199169850), (20, 10099584925), (25, 8079667940), (50, 4039833970), (71, 2844953500), (100, 2019916985), (125, 1615933588), (142, 1422476750), (250, 807966794), (284, 711238375), (355, 568990700), (500, 403983397), (643, 314139500), (710, 284495350), (1286, 157069750), (1420, 142247675), (1775, 113798140), (2572, 78534875), (3215, 62827900), (3550, 56899070), (6430, 31413950), (7100, 28449535), (8849, 22826500), (8875, 22759628), (12860, 15706975), (16075, 12565580), (17698, 11413250), (17750, 11379814), (32150, 6282790), (35396, 5706625), (35500, 5689907), (44245, 4565300), (45653, 4424500), (64300, 3141395), (80375, 2513116), (88490, 2282650), (91306, 2212250), (160750, 1256558), (176980, 1141325), (182612, 1106125), (221225, 913060), (228265, 884900), (321500, 628279), (442450, 456530)]