10480000

素因数分解:

$2^7\times 5^4\times {\mathrm{131}}^1$

素因数の和:165

約数の個数: 80

約数和(自身を含む): 26288460

約数和(自身を除く): 15808460

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 131, 160, 200, 250, 262, 320, 400, 500, 524, 625, 640, 655, 800, 1000, 1048, 1250, 1310, 1600, 2000, 2096, 2500, 2620, 3200, 3275, 4000, 4192, 5000, 5240, 6550, 8000, 8384, 10000, 10480, 13100, 16000, 16375, 16768, 20000, 20960, 26200, 32750, 40000, 41920, 52400, 65500, 80000, 81875, 83840, 104800, 131000, 163750, 209600, 262000, 327500, 419200, 524000, 655000, 1048000, 1310000, 2096000, 2620000, 5240000, 10480000]

約数ペア:

[(1, 10480000), (2, 5240000), (4, 2620000), (5, 2096000), (8, 1310000), (10, 1048000), (16, 655000), (20, 524000), (25, 419200), (32, 327500), (40, 262000), (50, 209600), (64, 163750), (80, 131000), (100, 104800), (125, 83840), (128, 81875), (131, 80000), (160, 65500), (200, 52400), (250, 41920), (262, 40000), (320, 32750), (400, 26200), (500, 20960), (524, 20000), (625, 16768), (640, 16375), (655, 16000), (800, 13100), (1000, 10480), (1048, 10000), (1250, 8384), (1310, 8000), (1600, 6550), (2000, 5240), (2096, 5000), (2500, 4192), (2620, 4000), (3200, 3275)]