72574000

素因数分解:

$2^4\times 5^3\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 177461856

約数和(自身を除く): 104887856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 131, 200, 250, 262, 277, 400, 500, 524, 554, 655, 1000, 1048, 1108, 1310, 1385, 2000, 2096, 2216, 2620, 2770, 3275, 4432, 5240, 5540, 6550, 6925, 10480, 11080, 13100, 13850, 16375, 22160, 26200, 27700, 32750, 34625, 36287, 52400, 55400, 65500, 69250, 72574, 110800, 131000, 138500, 145148, 181435, 262000, 277000, 290296, 362870, 554000, 580592, 725740, 907175, 1451480, 1814350, 2902960, 3628700, 4535875, 7257400, 9071750, 14514800, 18143500, 36287000, 72574000]

約数ペア:

[(1, 72574000), (2, 36287000), (4, 18143500), (5, 14514800), (8, 9071750), (10, 7257400), (16, 4535875), (20, 3628700), (25, 2902960), (40, 1814350), (50, 1451480), (80, 907175), (100, 725740), (125, 580592), (131, 554000), (200, 362870), (250, 290296), (262, 277000), (277, 262000), (400, 181435), (500, 145148), (524, 138500), (554, 131000), (655, 110800), (1000, 72574), (1048, 69250), (1108, 65500), (1310, 55400), (1385, 52400), (2000, 36287), (2096, 34625), (2216, 32750), (2620, 27700), (2770, 26200), (3275, 22160), (4432, 16375), (5240, 13850), (5540, 13100), (6550, 11080), (6925, 10480)]