68808272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{757}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 157906560

約数和(自身を除く): 89098288

約数列:

[1, 2, 4, 8, 13, 16, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 208, 247, 299, 304, 368, 437, 494, 598, 757, 874, 988, 1196, 1514, 1748, 1976, 2392, 3028, 3496, 3952, 4784, 5681, 6056, 6992, 9841, 11362, 12112, 14383, 17411, 19682, 22724, 28766, 34822, 39364, 45448, 57532, 69644, 78728, 90896, 115064, 139288, 157456, 186979, 226343, 230128, 278576, 330809, 373958, 452686, 661618, 747916, 905372, 1323236, 1495832, 1810744, 2646472, 2991664, 3621488, 4300517, 5292944, 8601034, 17202068, 34404136, 68808272]

約数ペア:

[(1, 68808272), (2, 34404136), (4, 17202068), (8, 8601034), (13, 5292944), (16, 4300517), (19, 3621488), (23, 2991664), (26, 2646472), (38, 1810744), (46, 1495832), (52, 1323236), (76, 905372), (92, 747916), (104, 661618), (152, 452686), (184, 373958), (208, 330809), (247, 278576), (299, 230128), (304, 226343), (368, 186979), (437, 157456), (494, 139288), (598, 115064), (757, 90896), (874, 78728), (988, 69644), (1196, 57532), (1514, 45448), (1748, 39364), (1976, 34822), (2392, 28766), (3028, 22724), (3496, 19682), (3952, 17411), (4784, 14383), (5681, 12112), (6056, 11362), (6992, 9841)]