128886530

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{1097}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 240330240

約数和(自身を除く): 111443710

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 379, 758, 1097, 1895, 2194, 3790, 5485, 10970, 11749, 23498, 34007, 58745, 68014, 117490, 170035, 340070, 415763, 831526, 2078815, 4157630, 12888653, 25777306, 64443265, 128886530]

約数ペア:

[(1, 128886530), (2, 64443265), (5, 25777306), (10, 12888653), (31, 4157630), (62, 2078815), (155, 831526), (310, 415763), (379, 340070), (758, 170035), (1097, 117490), (1895, 68014), (2194, 58745), (3790, 34007), (5485, 23498), (10970, 11749)]