18929462825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1\times {\mathrm{8731}}^1$

素因数の和:9714

約数の個数: 48

約数和(自身を含む): 28922898816

約数和(自身を除く): 9993435991

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 953, 2275, 4765, 6671, 8731, 12389, 23825, 33355, 43655, 61117, 61945, 86723, 113503, 166775, 218275, 305585, 309725, 433615, 567515, 794521, 1527925, 2168075, 2837575, 3972605, 8320643, 19863025, 41603215, 58244501, 108168359, 208016075, 291222505, 540841795, 757178513, 1456112525, 2704208975, 3785892565, 18929462825]

約数ペア:

[(1, 18929462825), (5, 3785892565), (7, 2704208975), (13, 1456112525), (25, 757178513), (35, 540841795), (65, 291222505), (91, 208016075), (175, 108168359), (325, 58244501), (455, 41603215), (953, 19863025), (2275, 8320643), (4765, 3972605), (6671, 2837575), (8731, 2168075), (12389, 1527925), (23825, 794521), (33355, 567515), (43655, 433615), (61117, 309725), (61945, 305585), (86723, 218275), (113503, 166775)]