253655930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{5113}}^1$

素因数の和:5183

約数の個数: 48

約数和(自身を含む): 514202472

約数和(自身を除く): 260546542

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 121, 205, 242, 410, 451, 605, 902, 1210, 2255, 4510, 4961, 5113, 9922, 10226, 24805, 25565, 49610, 51130, 56243, 112486, 209633, 281215, 419266, 562430, 618673, 1048165, 1237346, 2096330, 2305963, 3093365, 4611926, 6186730, 11529815, 23059630, 25365593, 50731186, 126827965, 253655930]

約数ペア:

[(1, 253655930), (2, 126827965), (5, 50731186), (10, 25365593), (11, 23059630), (22, 11529815), (41, 6186730), (55, 4611926), (82, 3093365), (110, 2305963), (121, 2096330), (205, 1237346), (242, 1048165), (410, 618673), (451, 562430), (605, 419266), (902, 281215), (1210, 209633), (2255, 112486), (4510, 56243), (4961, 51130), (5113, 49610), (9922, 25565), (10226, 24805)]