71664112

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1559}}^1$

素因数の和:1610

約数の個数: 60

約数和(自身を含む): 159297840

約数和(自身を除く): 87633728

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 442, 676, 884, 1352, 1559, 1768, 2704, 2873, 3118, 3536, 5746, 6236, 11492, 12472, 20267, 22984, 24944, 26503, 40534, 45968, 53006, 81068, 106012, 162136, 212024, 263471, 324272, 344539, 424048, 526942, 689078, 1053884, 1378156, 2107768, 2756312, 4215536, 4479007, 5512624, 8958014, 17916028, 35832056, 71664112]

約数ペア:

[(1, 71664112), (2, 35832056), (4, 17916028), (8, 8958014), (13, 5512624), (16, 4479007), (17, 4215536), (26, 2756312), (34, 2107768), (52, 1378156), (68, 1053884), (104, 689078), (136, 526942), (169, 424048), (208, 344539), (221, 324272), (272, 263471), (338, 212024), (442, 162136), (676, 106012), (884, 81068), (1352, 53006), (1559, 45968), (1768, 40534), (2704, 26503), (2873, 24944), (3118, 22984), (3536, 20267), (5746, 12472), (6236, 11492)]