135696520

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:958

約数の個数: 64

約数和(自身を含む): 315705600

約数和(自身を除く): 180009080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 89, 94, 178, 188, 235, 356, 376, 445, 470, 712, 811, 890, 940, 1622, 1780, 1880, 3244, 3560, 4055, 4183, 6488, 8110, 8366, 16220, 16732, 20915, 32440, 33464, 38117, 41830, 72179, 76234, 83660, 144358, 152468, 167320, 190585, 288716, 304936, 360895, 381170, 577432, 721790, 762340, 1443580, 1524680, 2887160, 3392413, 6784826, 13569652, 16962065, 27139304, 33924130, 67848260, 135696520]

約数ペア:

[(1, 135696520), (2, 67848260), (4, 33924130), (5, 27139304), (8, 16962065), (10, 13569652), (20, 6784826), (40, 3392413), (47, 2887160), (89, 1524680), (94, 1443580), (178, 762340), (188, 721790), (235, 577432), (356, 381170), (376, 360895), (445, 304936), (470, 288716), (712, 190585), (811, 167320), (890, 152468), (940, 144358), (1622, 83660), (1780, 76234), (1880, 72179), (3244, 41830), (3560, 38117), (4055, 33464), (4183, 32440), (6488, 20915), (8110, 16732), (8366, 16220)]