25909502

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 16599298

約数列:

[1, 2, 19, 38, 47, 89, 94, 163, 178, 326, 893, 1691, 1786, 3097, 3382, 4183, 6194, 7661, 8366, 14507, 15322, 29014, 79477, 145559, 158954, 275633, 291118, 551266, 681829, 1363658, 12954751, 25909502]

約数ペア:

[(1, 25909502), (2, 12954751), (19, 1363658), (38, 681829), (47, 551266), (89, 291118), (94, 275633), (163, 158954), (178, 145559), (326, 79477), (893, 29014), (1691, 15322), (1786, 14507), (3097, 8366), (3382, 7661), (4183, 6194)]