81923824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{499}}^1$

素因数の和:869

約数の個数: 40

約数和(自身を含む): 164672000

約数和(自身を除く): 82748176

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 331, 496, 499, 662, 998, 1324, 1996, 2648, 3992, 5296, 7984, 10261, 15469, 20522, 30938, 41044, 61876, 82088, 123752, 164176, 165169, 247504, 330338, 660676, 1321352, 2642704, 5120239, 10240478, 20480956, 40961912, 81923824]

約数ペア:

[(1, 81923824), (2, 40961912), (4, 20480956), (8, 10240478), (16, 5120239), (31, 2642704), (62, 1321352), (124, 660676), (248, 330338), (331, 247504), (496, 165169), (499, 164176), (662, 123752), (998, 82088), (1324, 61876), (1996, 41044), (2648, 30938), (3992, 20522), (5296, 15469), (7984, 10261)]