128064128

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:517

約数の個数: 64

約数和(自身を含む): 272370600

約数和(自身を除く): 144306472

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 229, 257, 272, 458, 514, 544, 916, 1028, 1088, 1832, 2056, 2176, 3664, 3893, 4112, 4369, 7328, 7786, 8224, 8738, 14656, 15572, 16448, 17476, 29312, 31144, 32896, 34952, 58853, 62288, 69904, 117706, 124576, 139808, 235412, 249152, 279616, 470824, 498304, 559232, 941648, 1000501, 1883296, 2001002, 3766592, 4002004, 7533184, 8004008, 16008016, 32016032, 64032064, 128064128]

約数ペア:

[(1, 128064128), (2, 64032064), (4, 32016032), (8, 16008016), (16, 8004008), (17, 7533184), (32, 4002004), (34, 3766592), (64, 2001002), (68, 1883296), (128, 1000501), (136, 941648), (229, 559232), (257, 498304), (272, 470824), (458, 279616), (514, 249152), (544, 235412), (916, 139808), (1028, 124576), (1088, 117706), (1832, 69904), (2056, 62288), (2176, 58853), (3664, 34952), (3893, 32896), (4112, 31144), (4369, 29312), (7328, 17476), (7786, 16448), (8224, 15572), (8738, 14656)]