66647776

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1061}}^1$

素因数の和:1235

約数の個数: 48

約数和(自身を含む): 142375968

約数和(自身を除く): 75728192

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 151, 208, 302, 416, 604, 1061, 1208, 1963, 2122, 2416, 3926, 4244, 4832, 7852, 8488, 13793, 15704, 16976, 27586, 31408, 33952, 55172, 62816, 110344, 160211, 220688, 320422, 441376, 640844, 1281688, 2082743, 2563376, 4165486, 5126752, 8330972, 16661944, 33323888, 66647776]

約数ペア:

[(1, 66647776), (2, 33323888), (4, 16661944), (8, 8330972), (13, 5126752), (16, 4165486), (26, 2563376), (32, 2082743), (52, 1281688), (104, 640844), (151, 441376), (208, 320422), (302, 220688), (416, 160211), (604, 110344), (1061, 62816), (1208, 55172), (1963, 33952), (2122, 31408), (2416, 27586), (3926, 16976), (4244, 15704), (4832, 13793), (7852, 8488)]