75647990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{619}}^1$

素因数の和:749

約数の個数: 48

約数和(自身を含む): 151396560

約数和(自身を除く): 75748570

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 121, 202, 242, 505, 605, 619, 1010, 1111, 1210, 1238, 2222, 3095, 5555, 6190, 6809, 11110, 12221, 13618, 24442, 34045, 61105, 62519, 68090, 74899, 122210, 125038, 149798, 312595, 374495, 625190, 687709, 748990, 1375418, 3438545, 6877090, 7564799, 15129598, 37823995, 75647990]

約数ペア:

[(1, 75647990), (2, 37823995), (5, 15129598), (10, 7564799), (11, 6877090), (22, 3438545), (55, 1375418), (101, 748990), (110, 687709), (121, 625190), (202, 374495), (242, 312595), (505, 149798), (605, 125038), (619, 122210), (1010, 74899), (1111, 68090), (1210, 62519), (1238, 61105), (2222, 34045), (3095, 24442), (5555, 13618), (6190, 12221), (6809, 11110)]