4447183900

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{2131}}^1$

素因数の和:2695

約数の個数: 72

約数和(自身を含む): 9909834480

約数和(自身を除く): 5462650580

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 164, 205, 410, 509, 820, 1018, 1025, 2036, 2050, 2131, 2545, 4100, 4262, 5090, 8524, 10180, 10655, 12725, 20869, 21310, 25450, 41738, 42620, 50900, 53275, 83476, 87371, 104345, 106550, 174742, 208690, 213100, 349484, 417380, 436855, 521725, 873710, 1043450, 1084679, 1747420, 2086900, 2169358, 2184275, 4338716, 4368550, 5423395, 8737100, 10846790, 21693580, 27116975, 44471839, 54233950, 88943678, 108467900, 177887356, 222359195, 444718390, 889436780, 1111795975, 2223591950, 4447183900]

約数ペア:

[(1, 4447183900), (2, 2223591950), (4, 1111795975), (5, 889436780), (10, 444718390), (20, 222359195), (25, 177887356), (41, 108467900), (50, 88943678), (82, 54233950), (100, 44471839), (164, 27116975), (205, 21693580), (410, 10846790), (509, 8737100), (820, 5423395), (1018, 4368550), (1025, 4338716), (2036, 2184275), (2050, 2169358), (2131, 2086900), (2545, 1747420), (4100, 1084679), (4262, 1043450), (5090, 873710), (8524, 521725), (10180, 436855), (10655, 417380), (12725, 349484), (20869, 213100), (21310, 208690), (25450, 174742), (41738, 106550), (42620, 104345), (50900, 87371), (53275, 83476)]