72538128

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{38749}}^1$

素因数の和:38776

約数の個数: 60

約数和(自身を含む): 218627500

約数和(自身を除く): 146089372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 38749, 77498, 116247, 154996, 232494, 309992, 348741, 464988, 503737, 619984, 697482, 929976, 1007474, 1394964, 1511211, 1859952, 2014948, 2789928, 3022422, 4029896, 4533633, 5579856, 6044844, 8059792, 9067266, 12089688, 18134532, 24179376, 36269064, 72538128]

約数ペア:

[(1, 72538128), (2, 36269064), (3, 24179376), (4, 18134532), (6, 12089688), (8, 9067266), (9, 8059792), (12, 6044844), (13, 5579856), (16, 4533633), (18, 4029896), (24, 3022422), (26, 2789928), (36, 2014948), (39, 1859952), (48, 1511211), (52, 1394964), (72, 1007474), (78, 929976), (104, 697482), (117, 619984), (144, 503737), (156, 464988), (208, 348741), (234, 309992), (312, 232494), (468, 154996), (624, 116247), (936, 77498), (1872, 38749)]