261025024

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1983

約数の個数: 72

約数和(自身を含む): 575095752

約数和(自身を除く): 314070728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 64, 82, 104, 128, 164, 208, 256, 328, 416, 533, 656, 832, 1066, 1312, 1664, 1913, 2132, 2624, 3328, 3826, 4264, 5248, 7652, 8528, 10496, 15304, 17056, 24869, 30608, 34112, 49738, 61216, 68224, 78433, 99476, 122432, 136448, 156866, 198952, 244864, 313732, 397904, 489728, 627464, 795808, 1019629, 1254928, 1591616, 2039258, 2509856, 3183232, 4078516, 5019712, 6366464, 8157032, 10039424, 16314064, 20078848, 32628128, 65256256, 130512512, 261025024]

約数ペア:

[(1, 261025024), (2, 130512512), (4, 65256256), (8, 32628128), (13, 20078848), (16, 16314064), (26, 10039424), (32, 8157032), (41, 6366464), (52, 5019712), (64, 4078516), (82, 3183232), (104, 2509856), (128, 2039258), (164, 1591616), (208, 1254928), (256, 1019629), (328, 795808), (416, 627464), (533, 489728), (656, 397904), (832, 313732), (1066, 244864), (1312, 198952), (1664, 156866), (1913, 136448), (2132, 122432), (2624, 99476), (3328, 78433), (3826, 68224), (4264, 61216), (5248, 49738), (7652, 34112), (8528, 30608), (10496, 24869), (15304, 17056)]