82097920

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2069}}^1$

素因数の和:2121

約数の個数: 72

約数和(自身を含む): 203091840

約数和(自身を除く): 120993920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2069, 2480, 3968, 4138, 4960, 7936, 8276, 9920, 10345, 16552, 19840, 20690, 33104, 39680, 41380, 64139, 66208, 82760, 128278, 132416, 165520, 256556, 264832, 320695, 331040, 513112, 529664, 641390, 662080, 1026224, 1282780, 1324160, 2052448, 2565560, 2648320, 4104896, 5131120, 8209792, 10262240, 16419584, 20524480, 41048960, 82097920]

約数ペア:

[(1, 82097920), (2, 41048960), (4, 20524480), (5, 16419584), (8, 10262240), (10, 8209792), (16, 5131120), (20, 4104896), (31, 2648320), (32, 2565560), (40, 2052448), (62, 1324160), (64, 1282780), (80, 1026224), (124, 662080), (128, 641390), (155, 529664), (160, 513112), (248, 331040), (256, 320695), (310, 264832), (320, 256556), (496, 165520), (620, 132416), (640, 128278), (992, 82760), (1240, 66208), (1280, 64139), (1984, 41380), (2069, 39680), (2480, 33104), (3968, 20690), (4138, 19840), (4960, 16552), (7936, 10345), (8276, 9920)]