53406980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 127695960

約数和(自身を除く): 74288980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 220, 242, 290, 319, 484, 580, 605, 638, 761, 1210, 1276, 1522, 1595, 2420, 3044, 3190, 3509, 3805, 6380, 7018, 7610, 8371, 14036, 15220, 16742, 17545, 22069, 33484, 35090, 41855, 44138, 70180, 83710, 88276, 92081, 110345, 167420, 184162, 220690, 242759, 368324, 441380, 460405, 485518, 920810, 971036, 1213795, 1841620, 2427590, 2670349, 4855180, 5340698, 10681396, 13351745, 26703490, 53406980]

約数ペア:

[(1, 53406980), (2, 26703490), (4, 13351745), (5, 10681396), (10, 5340698), (11, 4855180), (20, 2670349), (22, 2427590), (29, 1841620), (44, 1213795), (55, 971036), (58, 920810), (110, 485518), (116, 460405), (121, 441380), (145, 368324), (220, 242759), (242, 220690), (290, 184162), (319, 167420), (484, 110345), (580, 92081), (605, 88276), (638, 83710), (761, 70180), (1210, 44138), (1276, 41855), (1522, 35090), (1595, 33484), (2420, 22069), (3044, 17545), (3190, 16742), (3509, 15220), (3805, 14036), (6380, 8371), (7018, 7610)]