137295680

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5431}}^1$

素因数の和:5527

約数の個数: 56

約数和(自身を含む): 331134720

約数和(自身を除く): 193839040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3160, 5056, 5431, 6320, 10862, 12640, 21724, 25280, 27155, 43448, 54310, 86896, 108620, 173792, 217240, 347584, 429049, 434480, 858098, 868960, 1716196, 1737920, 2145245, 3432392, 4290490, 6864784, 8580980, 13729568, 17161960, 27459136, 34323920, 68647840, 137295680]

約数ペア:

[(1, 137295680), (2, 68647840), (4, 34323920), (5, 27459136), (8, 17161960), (10, 13729568), (16, 8580980), (20, 6864784), (32, 4290490), (40, 3432392), (64, 2145245), (79, 1737920), (80, 1716196), (158, 868960), (160, 858098), (316, 434480), (320, 429049), (395, 347584), (632, 217240), (790, 173792), (1264, 108620), (1580, 86896), (2528, 54310), (3160, 43448), (5056, 27155), (5431, 25280), (6320, 21724), (10862, 12640)]