30804700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{523}}^1$

素因数の和:587

約数の個数: 72

約数和(自身を含む): 72773120

約数和(自身を除く): 41968420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 310, 380, 475, 523, 589, 620, 775, 950, 1046, 1178, 1550, 1900, 2092, 2356, 2615, 2945, 3100, 5230, 5890, 9937, 10460, 11780, 13075, 14725, 16213, 19874, 26150, 29450, 32426, 39748, 49685, 52300, 58900, 64852, 81065, 99370, 162130, 198740, 248425, 308047, 324260, 405325, 496850, 616094, 810650, 993700, 1232188, 1540235, 1621300, 3080470, 6160940, 7701175, 15402350, 30804700]

約数ペア:

[(1, 30804700), (2, 15402350), (4, 7701175), (5, 6160940), (10, 3080470), (19, 1621300), (20, 1540235), (25, 1232188), (31, 993700), (38, 810650), (50, 616094), (62, 496850), (76, 405325), (95, 324260), (100, 308047), (124, 248425), (155, 198740), (190, 162130), (310, 99370), (380, 81065), (475, 64852), (523, 58900), (589, 52300), (620, 49685), (775, 39748), (950, 32426), (1046, 29450), (1178, 26150), (1550, 19874), (1900, 16213), (2092, 14725), (2356, 13075), (2615, 11780), (2945, 10460), (3100, 9937), (5230, 5890)]