81589504

素因数分解:

$2^8\times {\mathrm{89}}^1\times {\mathrm{3581}}^1$

素因数の和:3686

約数の個数: 36

約数和(自身を含む): 164736180

約数和(自身を除く): 83146676

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 256, 356, 712, 1424, 2848, 3581, 5696, 7162, 11392, 14324, 22784, 28648, 57296, 114592, 229184, 318709, 458368, 637418, 916736, 1274836, 2549672, 5099344, 10198688, 20397376, 40794752, 81589504]

約数ペア:

[(1, 81589504), (2, 40794752), (4, 20397376), (8, 10198688), (16, 5099344), (32, 2549672), (64, 1274836), (89, 916736), (128, 637418), (178, 458368), (256, 318709), (356, 229184), (712, 114592), (1424, 57296), (2848, 28648), (3581, 22784), (5696, 14324), (7162, 11392)]