68477216

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{41}}^2\times {\mathrm{67}}^1$

素因数の和:178

約数の個数: 72

約数和(自身を含む): 147626640

約数和(自身を除く): 79149424

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 41, 67, 76, 82, 134, 152, 164, 268, 304, 328, 536, 608, 656, 779, 1072, 1273, 1312, 1558, 1681, 2144, 2546, 2747, 3116, 3362, 5092, 5494, 6232, 6724, 10184, 10988, 12464, 13448, 20368, 21976, 24928, 26896, 31939, 40736, 43952, 52193, 53792, 63878, 87904, 104386, 112627, 127756, 208772, 225254, 255512, 417544, 450508, 511024, 835088, 901016, 1022048, 1670176, 1802032, 2139913, 3604064, 4279826, 8559652, 17119304, 34238608, 68477216]

約数ペア:

[(1, 68477216), (2, 34238608), (4, 17119304), (8, 8559652), (16, 4279826), (19, 3604064), (32, 2139913), (38, 1802032), (41, 1670176), (67, 1022048), (76, 901016), (82, 835088), (134, 511024), (152, 450508), (164, 417544), (268, 255512), (304, 225254), (328, 208772), (536, 127756), (608, 112627), (656, 104386), (779, 87904), (1072, 63878), (1273, 53792), (1312, 52193), (1558, 43952), (1681, 40736), (2144, 31939), (2546, 26896), (2747, 24928), (3116, 21976), (3362, 20368), (5092, 13448), (5494, 12464), (6232, 10988), (6724, 10184)]