251017400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:513

約数の個数: 96

約数和(自身を含む): 614291040

約数和(自身を除く): 363273640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 197, 200, 230, 277, 394, 460, 554, 575, 788, 920, 985, 1108, 1150, 1385, 1576, 1970, 2216, 2300, 2770, 3940, 4531, 4600, 4925, 5540, 6371, 6925, 7880, 9062, 9850, 11080, 12742, 13850, 18124, 19700, 22655, 25484, 27700, 31855, 36248, 39400, 45310, 50968, 54569, 55400, 63710, 90620, 109138, 113275, 127420, 159275, 181240, 218276, 226550, 254840, 272845, 318550, 436552, 453100, 545690, 637100, 906200, 1091380, 1255087, 1274200, 1364225, 2182760, 2510174, 2728450, 5020348, 5456900, 6275435, 10040696, 10913800, 12550870, 25101740, 31377175, 50203480, 62754350, 125508700, 251017400]

約数ペア:

[(1, 251017400), (2, 125508700), (4, 62754350), (5, 50203480), (8, 31377175), (10, 25101740), (20, 12550870), (23, 10913800), (25, 10040696), (40, 6275435), (46, 5456900), (50, 5020348), (92, 2728450), (100, 2510174), (115, 2182760), (184, 1364225), (197, 1274200), (200, 1255087), (230, 1091380), (277, 906200), (394, 637100), (460, 545690), (554, 453100), (575, 436552), (788, 318550), (920, 272845), (985, 254840), (1108, 226550), (1150, 218276), (1385, 181240), (1576, 159275), (1970, 127420), (2216, 113275), (2300, 109138), (2770, 90620), (3940, 63710), (4531, 55400), (4600, 54569), (4925, 50968), (5540, 45310), (6371, 39400), (6925, 36248), (7880, 31855), (9062, 27700), (9850, 25484), (11080, 22655), (12742, 19700), (13850, 18124)]