201254820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{258019}}^1$

素因数の和:258044

約数の個数: 48

約数和(自身を含む): 606863040

約数和(自身を除く): 405608220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 258019, 516038, 774057, 1032076, 1290095, 1548114, 2580190, 3096228, 3354247, 3870285, 5160380, 6708494, 7740570, 10062741, 13416988, 15481140, 16771235, 20125482, 33542470, 40250964, 50313705, 67084940, 100627410, 201254820]

約数ペア:

[(1, 201254820), (2, 100627410), (3, 67084940), (4, 50313705), (5, 40250964), (6, 33542470), (10, 20125482), (12, 16771235), (13, 15481140), (15, 13416988), (20, 10062741), (26, 7740570), (30, 6708494), (39, 5160380), (52, 3870285), (60, 3354247), (65, 3096228), (78, 2580190), (130, 1548114), (156, 1290095), (195, 1032076), (260, 774057), (390, 516038), (780, 258019)]