154984100

素因数分解:

$2^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:525

約数の個数: 72

約数和(自身を含む): 348811008

約数和(自身を除く): 193826908

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 103, 164, 205, 206, 367, 410, 412, 515, 734, 820, 1025, 1030, 1468, 1835, 2050, 2060, 2575, 3670, 4100, 4223, 5150, 7340, 8446, 9175, 10300, 15047, 16892, 18350, 21115, 30094, 36700, 37801, 42230, 60188, 75235, 75602, 84460, 105575, 150470, 151204, 189005, 211150, 300940, 376175, 378010, 422300, 752350, 756020, 945025, 1504700, 1549841, 1890050, 3099682, 3780100, 6199364, 7749205, 15498410, 30996820, 38746025, 77492050, 154984100]

約数ペア:

[(1, 154984100), (2, 77492050), (4, 38746025), (5, 30996820), (10, 15498410), (20, 7749205), (25, 6199364), (41, 3780100), (50, 3099682), (82, 1890050), (100, 1549841), (103, 1504700), (164, 945025), (205, 756020), (206, 752350), (367, 422300), (410, 378010), (412, 376175), (515, 300940), (734, 211150), (820, 189005), (1025, 151204), (1030, 150470), (1468, 105575), (1835, 84460), (2050, 75602), (2060, 75235), (2575, 60188), (3670, 42230), (4100, 37801), (4223, 36700), (5150, 30094), (7340, 21115), (8446, 18350), (9175, 16892), (10300, 15047)]