2783134900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{305839}}^1$

素因数の和:305873

約数の個数: 72

約数和(自身を含む): 7433135360

約数和(自身を除く): 4650000460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 305839, 611678, 1223356, 1529195, 2140873, 3058390, 3975907, 4281746, 6116780, 7645975, 7951814, 8563492, 10704365, 15291950, 15903628, 19879535, 21408730, 27831349, 30583900, 39759070, 42817460, 53521825, 55662698, 79518140, 99397675, 107043650, 111325396, 139156745, 198795350, 214087300, 278313490, 397590700, 556626980, 695783725, 1391567450, 2783134900]

約数ペア:

[(1, 2783134900), (2, 1391567450), (4, 695783725), (5, 556626980), (7, 397590700), (10, 278313490), (13, 214087300), (14, 198795350), (20, 139156745), (25, 111325396), (26, 107043650), (28, 99397675), (35, 79518140), (50, 55662698), (52, 53521825), (65, 42817460), (70, 39759070), (91, 30583900), (100, 27831349), (130, 21408730), (140, 19879535), (175, 15903628), (182, 15291950), (260, 10704365), (325, 8563492), (350, 7951814), (364, 7645975), (455, 6116780), (650, 4281746), (700, 3975907), (910, 3058390), (1300, 2140873), (1820, 1529195), (2275, 1223356), (4550, 611678), (9100, 305839)]