5240000

素因数分解:

$2^6\times 5^4\times {\mathrm{131}}^1$

素因数の和:163

約数の個数: 70

約数和(自身を含む): 13092684

約数和(自身を除く): 7852684

約数列:

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

約数ペア:

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