30552500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^2\times {\mathrm{101}}^1$

素因数の和:147

約数の個数: 90

約数和(自身を含む): 74165322

約数和(自身を除く): 43612822

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 121, 125, 202, 220, 242, 250, 275, 404, 484, 500, 505, 550, 605, 625, 1010, 1100, 1111, 1210, 1250, 1375, 2020, 2222, 2420, 2500, 2525, 2750, 3025, 4444, 5050, 5500, 5555, 6050, 6875, 10100, 11110, 12100, 12221, 12625, 13750, 15125, 22220, 24442, 25250, 27500, 27775, 30250, 48884, 50500, 55550, 60500, 61105, 63125, 75625, 111100, 122210, 126250, 138875, 151250, 244420, 252500, 277750, 302500, 305525, 555500, 611050, 694375, 1222100, 1388750, 1527625, 2777500, 3055250, 6110500, 7638125, 15276250, 30552500]

約数ペア:

[(1, 30552500), (2, 15276250), (4, 7638125), (5, 6110500), (10, 3055250), (11, 2777500), (20, 1527625), (22, 1388750), (25, 1222100), (44, 694375), (50, 611050), (55, 555500), (100, 305525), (101, 302500), (110, 277750), (121, 252500), (125, 244420), (202, 151250), (220, 138875), (242, 126250), (250, 122210), (275, 111100), (404, 75625), (484, 63125), (500, 61105), (505, 60500), (550, 55550), (605, 50500), (625, 48884), (1010, 30250), (1100, 27775), (1111, 27500), (1210, 25250), (1250, 24442), (1375, 22220), (2020, 15125), (2222, 13750), (2420, 12625), (2500, 12221), (2525, 12100), (2750, 11110), (3025, 10100), (4444, 6875), (5050, 6050), (5500, 5555)]