25253228

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:112

約数の個数: 144

約数和(自身を含む): 65155104

約数和(自身を除く): 39901876

約数列:

[1, 2, 4, 7, 11, 13, 14, 17, 22, 26, 28, 34, 44, 49, 52, 53, 68, 77, 91, 98, 106, 119, 143, 154, 182, 187, 196, 212, 221, 238, 286, 308, 364, 371, 374, 442, 476, 539, 572, 583, 637, 689, 742, 748, 833, 884, 901, 1001, 1078, 1166, 1274, 1309, 1378, 1484, 1547, 1666, 1802, 2002, 2156, 2332, 2431, 2548, 2597, 2618, 2756, 3094, 3332, 3604, 4004, 4081, 4823, 4862, 5194, 5236, 6188, 6307, 7007, 7579, 8162, 9163, 9646, 9724, 9911, 10388, 10829, 11713, 12614, 14014, 15158, 16324, 17017, 18326, 19292, 19822, 21658, 23426, 25228, 28028, 28567, 30316, 33761, 34034, 36652, 39644, 43316, 44149, 46852, 53053, 57134, 67522, 68068, 69377, 81991, 88298, 106106, 114268, 119119, 128843, 135044, 138754, 163982, 176596, 212212, 238238, 257686, 277508, 327964, 371371, 476476, 485639, 515372, 573937, 742742, 901901, 971278, 1147874, 1485484, 1803802, 1942556, 2295748, 3607604, 6313307, 12626614, 25253228]

約数ペア:

[(1, 25253228), (2, 12626614), (4, 6313307), (7, 3607604), (11, 2295748), (13, 1942556), (14, 1803802), (17, 1485484), (22, 1147874), (26, 971278), (28, 901901), (34, 742742), (44, 573937), (49, 515372), (52, 485639), (53, 476476), (68, 371371), (77, 327964), (91, 277508), (98, 257686), (106, 238238), (119, 212212), (143, 176596), (154, 163982), (182, 138754), (187, 135044), (196, 128843), (212, 119119), (221, 114268), (238, 106106), (286, 88298), (308, 81991), (364, 69377), (371, 68068), (374, 67522), (442, 57134), (476, 53053), (539, 46852), (572, 44149), (583, 43316), (637, 39644), (689, 36652), (742, 34034), (748, 33761), (833, 30316), (884, 28567), (901, 28028), (1001, 25228), (1078, 23426), (1166, 21658), (1274, 19822), (1309, 19292), (1378, 18326), (1484, 17017), (1547, 16324), (1666, 15158), (1802, 14014), (2002, 12614), (2156, 11713), (2332, 10829), (2431, 10388), (2548, 9911), (2597, 9724), (2618, 9646), (2756, 9163), (3094, 8162), (3332, 7579), (3604, 7007), (4004, 6307), (4081, 6188), (4823, 5236), (4862, 5194)]