25103408

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7507}}^1$

素因数の和:7545

約数の個数: 40

約数和(自身を含む): 55859520

約数和(自身を除く): 30756112

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 7507, 15014, 30028, 60056, 82577, 120112, 142633, 165154, 285266, 330308, 570532, 660616, 1141064, 1321232, 1568963, 2282128, 3137926, 6275852, 12551704, 25103408]

約数ペア:

[(1, 25103408), (2, 12551704), (4, 6275852), (8, 3137926), (11, 2282128), (16, 1568963), (19, 1321232), (22, 1141064), (38, 660616), (44, 570532), (76, 330308), (88, 285266), (152, 165154), (176, 142633), (209, 120112), (304, 82577), (418, 60056), (836, 30028), (1672, 15014), (3344, 7507)]