496787440

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{64019}}^1$

素因数の和:64129

約数の個数: 40

約数和(自身を含む): 1166956560

約数和(自身を除く): 670169120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 64019, 128038, 256076, 320095, 512152, 640190, 1024304, 1280380, 2560760, 5121520, 6209843, 12419686, 24839372, 31049215, 49678744, 62098430, 99357488, 124196860, 248393720, 496787440]

約数ペア:

[(1, 496787440), (2, 248393720), (4, 124196860), (5, 99357488), (8, 62098430), (10, 49678744), (16, 31049215), (20, 24839372), (40, 12419686), (80, 6209843), (97, 5121520), (194, 2560760), (388, 1280380), (485, 1024304), (776, 640190), (970, 512152), (1552, 320095), (1940, 256076), (3880, 128038), (7760, 64019)]