4509725

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 36

約数和(自身を含む): 6582912

約数和(自身を除く): 2073187

約数列:

[1, 5, 11, 23, 25, 31, 55, 115, 155, 253, 275, 341, 529, 575, 713, 775, 1265, 1705, 2645, 3565, 5819, 6325, 7843, 8525, 13225, 16399, 17825, 29095, 39215, 81995, 145475, 180389, 196075, 409975, 901945, 4509725]

約数ペア:

[(1, 4509725), (5, 901945), (11, 409975), (23, 196075), (25, 180389), (31, 145475), (55, 81995), (115, 39215), (155, 29095), (253, 17825), (275, 16399), (341, 13225), (529, 8525), (575, 7843), (713, 6325), (775, 5819), (1265, 3565), (1705, 2645)]