88390172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 171460800

約数和(自身を除く): 83070628

約数列:

[1, 2, 4, 13, 26, 52, 71, 89, 142, 178, 269, 284, 356, 538, 923, 1076, 1157, 1846, 2314, 3497, 3692, 4628, 6319, 6994, 12638, 13988, 19099, 23941, 25276, 38198, 47882, 76396, 82147, 95764, 164294, 248287, 311233, 328588, 496574, 622466, 993148, 1244932, 1699811, 3399622, 6799244, 22097543, 44195086, 88390172]

約数ペア:

[(1, 88390172), (2, 44195086), (4, 22097543), (13, 6799244), (26, 3399622), (52, 1699811), (71, 1244932), (89, 993148), (142, 622466), (178, 496574), (269, 328588), (284, 311233), (356, 248287), (538, 164294), (923, 95764), (1076, 82147), (1157, 76396), (1846, 47882), (2314, 38198), (3497, 25276), (3692, 23941), (4628, 19099), (6319, 13988), (6994, 12638)]