20181323500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{29017}}^1$

素因数の和:29156

約数の個数: 96

約数和(自身を含む): 47911735872

約数和(自身を除く): 27730412372

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 107, 125, 130, 214, 250, 260, 325, 428, 500, 535, 650, 1070, 1300, 1391, 1625, 2140, 2675, 2782, 3250, 5350, 5564, 6500, 6955, 10700, 13375, 13910, 26750, 27820, 29017, 34775, 53500, 58034, 69550, 116068, 139100, 145085, 173875, 290170, 347750, 377221, 580340, 695500, 725425, 754442, 1450850, 1508884, 1886105, 2901700, 3104819, 3627125, 3772210, 6209638, 7254250, 7544420, 9430525, 12419276, 14508500, 15524095, 18861050, 31048190, 37722100, 40362647, 47152625, 62096380, 77620475, 80725294, 94305250, 155240950, 161450588, 188610500, 201813235, 310481900, 388102375, 403626470, 776204750, 807252940, 1009066175, 1552409500, 2018132350, 4036264700, 5045330875, 10090661750, 20181323500]

約数ペア:

[(1, 20181323500), (2, 10090661750), (4, 5045330875), (5, 4036264700), (10, 2018132350), (13, 1552409500), (20, 1009066175), (25, 807252940), (26, 776204750), (50, 403626470), (52, 388102375), (65, 310481900), (100, 201813235), (107, 188610500), (125, 161450588), (130, 155240950), (214, 94305250), (250, 80725294), (260, 77620475), (325, 62096380), (428, 47152625), (500, 40362647), (535, 37722100), (650, 31048190), (1070, 18861050), (1300, 15524095), (1391, 14508500), (1625, 12419276), (2140, 9430525), (2675, 7544420), (2782, 7254250), (3250, 6209638), (5350, 3772210), (5564, 3627125), (6500, 3104819), (6955, 2901700), (10700, 1886105), (13375, 1508884), (13910, 1450850), (26750, 754442), (27820, 725425), (29017, 695500), (34775, 580340), (53500, 377221), (58034, 347750), (69550, 290170), (116068, 173875), (139100, 145085)]