71915888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1289}}^1$

素因数の和:1625

約数の個数: 40

約数和(自身を含む): 152601840

約数和(自身を除く): 80685952

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 317, 634, 1268, 1289, 2536, 2578, 3487, 5072, 5156, 6974, 10312, 13948, 14179, 20624, 27896, 28358, 55792, 56716, 113432, 226864, 408613, 817226, 1634452, 3268904, 4494743, 6537808, 8989486, 17978972, 35957944, 71915888]

約数ペア:

[(1, 71915888), (2, 35957944), (4, 17978972), (8, 8989486), (11, 6537808), (16, 4494743), (22, 3268904), (44, 1634452), (88, 817226), (176, 408613), (317, 226864), (634, 113432), (1268, 56716), (1289, 55792), (2536, 28358), (2578, 27896), (3487, 20624), (5072, 14179), (5156, 13948), (6974, 10312)]