409814912

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2539}}^1$

素因数の和:2663

約数の個数: 64

約数和(自身を含む): 888644400

約数和(自身を除く): 478829488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 97, 104, 128, 194, 208, 388, 416, 776, 832, 1261, 1552, 1664, 2522, 2539, 3104, 5044, 5078, 6208, 10088, 10156, 12416, 20176, 20312, 33007, 40352, 40624, 66014, 80704, 81248, 132028, 161408, 162496, 246283, 264056, 324992, 492566, 528112, 985132, 1056224, 1970264, 2112448, 3201679, 3940528, 4224896, 6403358, 7881056, 12806716, 15762112, 25613432, 31524224, 51226864, 102453728, 204907456, 409814912]

約数ペア:

[(1, 409814912), (2, 204907456), (4, 102453728), (8, 51226864), (13, 31524224), (16, 25613432), (26, 15762112), (32, 12806716), (52, 7881056), (64, 6403358), (97, 4224896), (104, 3940528), (128, 3201679), (194, 2112448), (208, 1970264), (388, 1056224), (416, 985132), (776, 528112), (832, 492566), (1261, 324992), (1552, 264056), (1664, 246283), (2522, 162496), (2539, 161408), (3104, 132028), (5044, 81248), (5078, 80704), (6208, 66014), (10088, 40624), (10156, 40352), (12416, 33007), (20176, 20312)]