2770239820900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{2089}}^1\times {\mathrm{323441}}^1$

素因数の和:325585

約数の個数: 72

約数和(自身を含む): 6161007310920

約数和(自身を除く): 3390767490020

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 820, 1025, 2050, 2089, 4100, 4178, 8356, 10445, 20890, 41780, 52225, 85649, 104450, 171298, 208900, 323441, 342596, 428245, 646882, 856490, 1293764, 1617205, 1712980, 2141225, 3234410, 4282450, 6468820, 8086025, 8564900, 13261081, 16172050, 26522162, 32344100, 53044324, 66305405, 132610810, 265221620, 331527025, 663054050, 675668249, 1326108100, 1351336498, 2702672996, 3378341245, 6756682490, 13513364980, 16891706225, 27702398209, 33783412450, 55404796418, 67566824900, 110809592836, 138511991045, 277023982090, 554047964180, 692559955225, 1385119910450, 2770239820900]

約数ペア:

[(1, 2770239820900), (2, 1385119910450), (4, 692559955225), (5, 554047964180), (10, 277023982090), (20, 138511991045), (25, 110809592836), (41, 67566824900), (50, 55404796418), (82, 33783412450), (100, 27702398209), (164, 16891706225), (205, 13513364980), (410, 6756682490), (820, 3378341245), (1025, 2702672996), (2050, 1351336498), (2089, 1326108100), (4100, 675668249), (4178, 663054050), (8356, 331527025), (10445, 265221620), (20890, 132610810), (41780, 66305405), (52225, 53044324), (85649, 32344100), (104450, 26522162), (171298, 16172050), (208900, 13261081), (323441, 8564900), (342596, 8086025), (428245, 6468820), (646882, 4282450), (856490, 3234410), (1293764, 2141225), (1617205, 1712980)]