51580490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1327}}^1$

素因数の和:1383

約数の個数: 48

約数和(自身を含む): 104986368

約数和(自身を除く): 53405878

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 845, 1327, 1495, 1690, 2654, 2990, 3887, 6635, 7774, 13270, 17251, 19435, 30521, 34502, 38870, 61042, 86255, 152605, 172510, 224263, 305210, 396773, 448526, 793546, 1121315, 1983865, 2242630, 3967730, 5158049, 10316098, 25790245, 51580490]

約数ペア:

[(1, 51580490), (2, 25790245), (5, 10316098), (10, 5158049), (13, 3967730), (23, 2242630), (26, 1983865), (46, 1121315), (65, 793546), (115, 448526), (130, 396773), (169, 305210), (230, 224263), (299, 172510), (338, 152605), (598, 86255), (845, 61042), (1327, 38870), (1495, 34502), (1690, 30521), (2654, 19435), (2990, 17251), (3887, 13270), (6635, 7774)]