40741000

素因数分解:

$2^3\times 5^3\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 96370560

約数和(自身を除く): 55629560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 131, 200, 250, 262, 311, 500, 524, 622, 655, 1000, 1048, 1244, 1310, 1555, 2488, 2620, 3110, 3275, 5240, 6220, 6550, 7775, 12440, 13100, 15550, 16375, 26200, 31100, 32750, 38875, 40741, 62200, 65500, 77750, 81482, 131000, 155500, 162964, 203705, 311000, 325928, 407410, 814820, 1018525, 1629640, 2037050, 4074100, 5092625, 8148200, 10185250, 20370500, 40741000]

約数ペア:

[(1, 40741000), (2, 20370500), (4, 10185250), (5, 8148200), (8, 5092625), (10, 4074100), (20, 2037050), (25, 1629640), (40, 1018525), (50, 814820), (100, 407410), (125, 325928), (131, 311000), (200, 203705), (250, 162964), (262, 155500), (311, 131000), (500, 81482), (524, 77750), (622, 65500), (655, 62200), (1000, 40741), (1048, 38875), (1244, 32750), (1310, 31100), (1555, 26200), (2488, 16375), (2620, 15550), (3110, 13100), (3275, 12440), (5240, 7775), (6220, 6550)]