156925780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31013}}^1$

素因数の和:31056

約数の個数: 48

約数和(自身を含む): 375145344

約数和(自身を除く): 218219564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 31013, 62026, 124052, 155065, 310130, 341143, 620260, 682286, 713299, 1364572, 1426598, 1705715, 2853196, 3411430, 3566495, 6822860, 7132990, 7846289, 14265980, 15692578, 31385156, 39231445, 78462890, 156925780]

約数ペア:

[(1, 156925780), (2, 78462890), (4, 39231445), (5, 31385156), (10, 15692578), (11, 14265980), (20, 7846289), (22, 7132990), (23, 6822860), (44, 3566495), (46, 3411430), (55, 2853196), (92, 1705715), (110, 1426598), (115, 1364572), (220, 713299), (230, 682286), (253, 620260), (460, 341143), (506, 310130), (1012, 155065), (1265, 124052), (2530, 62026), (5060, 31013)]