30260650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2789}}^1$

素因数の和:2839

約数の個数: 48

約数和(自身を含む): 66424320

約数和(自身を除く): 36163670

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 2170, 2789, 5425, 5578, 10850, 13945, 19523, 27890, 39046, 69725, 86459, 97615, 139450, 172918, 195230, 432295, 488075, 605213, 864590, 976150, 1210426, 2161475, 3026065, 4322950, 6052130, 15130325, 30260650]

約数ペア:

[(1, 30260650), (2, 15130325), (5, 6052130), (7, 4322950), (10, 3026065), (14, 2161475), (25, 1210426), (31, 976150), (35, 864590), (50, 605213), (62, 488075), (70, 432295), (155, 195230), (175, 172918), (217, 139450), (310, 97615), (350, 86459), (434, 69725), (775, 39046), (1085, 27890), (1550, 19523), (2170, 13945), (2789, 10850), (5425, 5578)]