2545222900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{11071}}^1$

素因数の和:11126

約数の個数: 108

約数和(自身を含む): 6390979840

約数和(自身を除く): 3845756940

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 121, 190, 209, 220, 242, 275, 380, 418, 475, 484, 550, 605, 836, 950, 1045, 1100, 1210, 1900, 2090, 2299, 2420, 3025, 4180, 4598, 5225, 6050, 9196, 10450, 11071, 11495, 12100, 20900, 22142, 22990, 44284, 45980, 55355, 57475, 110710, 114950, 121781, 210349, 221420, 229900, 243562, 276775, 420698, 487124, 553550, 608905, 841396, 1051745, 1107100, 1217810, 1339591, 2103490, 2313839, 2435620, 2679182, 3044525, 4206980, 4627678, 5258725, 5358364, 6089050, 6697955, 9255356, 10517450, 11569195, 12178100, 13395910, 21034900, 23138390, 25452229, 26791820, 33489775, 46276780, 50904458, 57845975, 66979550, 101808916, 115691950, 127261145, 133959100, 231383900, 254522290, 509044580, 636305725, 1272611450, 2545222900]

約数ペア:

[(1, 2545222900), (2, 1272611450), (4, 636305725), (5, 509044580), (10, 254522290), (11, 231383900), (19, 133959100), (20, 127261145), (22, 115691950), (25, 101808916), (38, 66979550), (44, 57845975), (50, 50904458), (55, 46276780), (76, 33489775), (95, 26791820), (100, 25452229), (110, 23138390), (121, 21034900), (190, 13395910), (209, 12178100), (220, 11569195), (242, 10517450), (275, 9255356), (380, 6697955), (418, 6089050), (475, 5358364), (484, 5258725), (550, 4627678), (605, 4206980), (836, 3044525), (950, 2679182), (1045, 2435620), (1100, 2313839), (1210, 2103490), (1900, 1339591), (2090, 1217810), (2299, 1107100), (2420, 1051745), (3025, 841396), (4180, 608905), (4598, 553550), (5225, 487124), (6050, 420698), (9196, 276775), (10450, 243562), (11071, 229900), (11495, 221420), (12100, 210349), (20900, 121781), (22142, 114950), (22990, 110710), (44284, 57475), (45980, 55355)]