40795600

素因数分解:

$2^4\times 5^2\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1388

約数の個数: 60

約数和(自身を含む): 99328960

約数和(自身を除く): 58533360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 79, 80, 100, 158, 200, 316, 395, 400, 632, 790, 1264, 1291, 1580, 1975, 2582, 3160, 3950, 5164, 6320, 6455, 7900, 10328, 12910, 15800, 20656, 25820, 31600, 32275, 51640, 64550, 101989, 103280, 129100, 203978, 258200, 407956, 509945, 516400, 815912, 1019890, 1631824, 2039780, 2549725, 4079560, 5099450, 8159120, 10198900, 20397800, 40795600]

約数ペア:

[(1, 40795600), (2, 20397800), (4, 10198900), (5, 8159120), (8, 5099450), (10, 4079560), (16, 2549725), (20, 2039780), (25, 1631824), (40, 1019890), (50, 815912), (79, 516400), (80, 509945), (100, 407956), (158, 258200), (200, 203978), (316, 129100), (395, 103280), (400, 101989), (632, 64550), (790, 51640), (1264, 32275), (1291, 31600), (1580, 25820), (1975, 20656), (2582, 15800), (3160, 12910), (3950, 10328), (5164, 7900), (6320, 6455)]