404165200

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:461

約数の個数: 120

約数和(自身を含む): 1022934528

約数和(自身を除く): 618769328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 197, 200, 223, 230, 368, 394, 400, 446, 460, 575, 788, 892, 920, 985, 1115, 1150, 1576, 1784, 1840, 1970, 2230, 2300, 3152, 3568, 3940, 4460, 4531, 4600, 4925, 5129, 5575, 7880, 8920, 9062, 9200, 9850, 10258, 11150, 15760, 17840, 18124, 19700, 20516, 22300, 22655, 25645, 36248, 39400, 41032, 43931, 44600, 45310, 51290, 72496, 78800, 82064, 87862, 89200, 90620, 102580, 113275, 128225, 175724, 181240, 205160, 219655, 226550, 256450, 351448, 362480, 410320, 439310, 453100, 512900, 702896, 878620, 906200, 1010413, 1025800, 1098275, 1757240, 1812400, 2020826, 2051600, 2196550, 3514480, 4041652, 4393100, 5052065, 8083304, 8786200, 10104130, 16166608, 17572400, 20208260, 25260325, 40416520, 50520650, 80833040, 101041300, 202082600, 404165200]

約数ペア:

[(1, 404165200), (2, 202082600), (4, 101041300), (5, 80833040), (8, 50520650), (10, 40416520), (16, 25260325), (20, 20208260), (23, 17572400), (25, 16166608), (40, 10104130), (46, 8786200), (50, 8083304), (80, 5052065), (92, 4393100), (100, 4041652), (115, 3514480), (184, 2196550), (197, 2051600), (200, 2020826), (223, 1812400), (230, 1757240), (368, 1098275), (394, 1025800), (400, 1010413), (446, 906200), (460, 878620), (575, 702896), (788, 512900), (892, 453100), (920, 439310), (985, 410320), (1115, 362480), (1150, 351448), (1576, 256450), (1784, 226550), (1840, 219655), (1970, 205160), (2230, 181240), (2300, 175724), (3152, 128225), (3568, 113275), (3940, 102580), (4460, 90620), (4531, 89200), (4600, 87862), (4925, 82064), (5129, 78800), (5575, 72496), (7880, 51290), (8920, 45310), (9062, 44600), (9200, 43931), (9850, 41032), (10258, 39400), (11150, 36248), (15760, 25645), (17840, 22655), (18124, 22300), (19700, 20516)]