81195278300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{336491}}^1$

素因数の和:336651

約数の個数: 72

約数和(自身を含む): 186928035840

約数和(自身を除く): 105732757540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 127, 190, 254, 380, 475, 508, 635, 950, 1270, 1900, 2413, 2540, 3175, 4826, 6350, 9652, 12065, 12700, 24130, 48260, 60325, 120650, 241300, 336491, 672982, 1345964, 1682455, 3364910, 6393329, 6729820, 8412275, 12786658, 16824550, 25573316, 31966645, 33649100, 42734357, 63933290, 85468714, 127866580, 159833225, 170937428, 213671785, 319666450, 427343570, 639332900, 811952783, 854687140, 1068358925, 1623905566, 2136717850, 3247811132, 4059763915, 4273435700, 8119527830, 16239055660, 20298819575, 40597639150, 81195278300]

約数ペア:

[(1, 81195278300), (2, 40597639150), (4, 20298819575), (5, 16239055660), (10, 8119527830), (19, 4273435700), (20, 4059763915), (25, 3247811132), (38, 2136717850), (50, 1623905566), (76, 1068358925), (95, 854687140), (100, 811952783), (127, 639332900), (190, 427343570), (254, 319666450), (380, 213671785), (475, 170937428), (508, 159833225), (635, 127866580), (950, 85468714), (1270, 63933290), (1900, 42734357), (2413, 33649100), (2540, 31966645), (3175, 25573316), (4826, 16824550), (6350, 12786658), (9652, 8412275), (12065, 6729820), (12700, 6393329), (24130, 3364910), (48260, 1682455), (60325, 1345964), (120650, 672982), (241300, 336491)]