139195472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:340

約数の個数: 80

約数和(自身を含む): 302480640

約数和(自身を除く): 163285168

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 79, 86, 104, 158, 172, 197, 208, 316, 344, 394, 559, 632, 688, 788, 1027, 1118, 1264, 1576, 2054, 2236, 2561, 3152, 3397, 4108, 4472, 5122, 6794, 8216, 8471, 8944, 10244, 13588, 15563, 16432, 16942, 20488, 27176, 31126, 33884, 40976, 44161, 54352, 62252, 67768, 88322, 110123, 124504, 135536, 176644, 202319, 220246, 249008, 353288, 404638, 440492, 669209, 706576, 809276, 880984, 1338418, 1618552, 1761968, 2676836, 3237104, 5353672, 8699717, 10707344, 17399434, 34798868, 69597736, 139195472]

約数ペア:

[(1, 139195472), (2, 69597736), (4, 34798868), (8, 17399434), (13, 10707344), (16, 8699717), (26, 5353672), (43, 3237104), (52, 2676836), (79, 1761968), (86, 1618552), (104, 1338418), (158, 880984), (172, 809276), (197, 706576), (208, 669209), (316, 440492), (344, 404638), (394, 353288), (559, 249008), (632, 220246), (688, 202319), (788, 176644), (1027, 135536), (1118, 124504), (1264, 110123), (1576, 88322), (2054, 67768), (2236, 62252), (2561, 54352), (3152, 44161), (3397, 40976), (4108, 33884), (4472, 31126), (5122, 27176), (6794, 20488), (8216, 16942), (8471, 16432), (8944, 15563), (10244, 13588)]