169346980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{12619}}^1$

素因数の和:12700

約数の個数: 48

約数和(自身を含む): 394349760

約数和(自身を除く): 225002780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 2684, 3355, 6710, 12619, 13420, 25238, 50476, 63095, 126190, 138809, 252380, 277618, 555236, 694045, 769759, 1388090, 1539518, 2776180, 3079036, 3848795, 7697590, 8467349, 15395180, 16934698, 33869396, 42336745, 84673490, 169346980]

約数ペア:

[(1, 169346980), (2, 84673490), (4, 42336745), (5, 33869396), (10, 16934698), (11, 15395180), (20, 8467349), (22, 7697590), (44, 3848795), (55, 3079036), (61, 2776180), (110, 1539518), (122, 1388090), (220, 769759), (244, 694045), (305, 555236), (610, 277618), (671, 252380), (1220, 138809), (1342, 126190), (2684, 63095), (3355, 50476), (6710, 25238), (12619, 13420)]