65521808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 149454720

約数和(自身を除く): 83932912

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 61, 68, 88, 122, 136, 176, 187, 244, 272, 359, 374, 488, 671, 718, 748, 976, 1037, 1342, 1436, 1496, 2074, 2684, 2872, 2992, 3949, 4148, 5368, 5744, 6103, 7898, 8296, 10736, 11407, 12206, 15796, 16592, 21899, 22814, 24412, 31592, 43798, 45628, 48824, 63184, 67133, 87596, 91256, 97648, 134266, 175192, 182512, 240889, 268532, 350384, 372283, 481778, 537064, 744566, 963556, 1074128, 1489132, 1927112, 2978264, 3854224, 4095113, 5956528, 8190226, 16380452, 32760904, 65521808]

約数ペア:

[(1, 65521808), (2, 32760904), (4, 16380452), (8, 8190226), (11, 5956528), (16, 4095113), (17, 3854224), (22, 2978264), (34, 1927112), (44, 1489132), (61, 1074128), (68, 963556), (88, 744566), (122, 537064), (136, 481778), (176, 372283), (187, 350384), (244, 268532), (272, 240889), (359, 182512), (374, 175192), (488, 134266), (671, 97648), (718, 91256), (748, 87596), (976, 67133), (1037, 63184), (1342, 48824), (1436, 45628), (1496, 43798), (2074, 31592), (2684, 24412), (2872, 22814), (2992, 21899), (3949, 16592), (4148, 15796), (5368, 12206), (5744, 11407), (6103, 10736), (7898, 8296)]