87086720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{2777}}^1$

素因数の和:2810

約数の個数: 96

約数和(自身を含む): 242269380

約数和(自身を除く): 155182660

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 640, 784, 896, 980, 1120, 1568, 1960, 2240, 2777, 3136, 3920, 4480, 5554, 6272, 7840, 11108, 13885, 15680, 19439, 22216, 27770, 31360, 38878, 44432, 55540, 77756, 88864, 97195, 111080, 136073, 155512, 177728, 194390, 222160, 272146, 311024, 355456, 388780, 444320, 544292, 622048, 680365, 777560, 888640, 1088584, 1244096, 1360730, 1555120, 1777280, 2177168, 2488192, 2721460, 3110240, 4354336, 5442920, 6220480, 8708672, 10885840, 12440960, 17417344, 21771680, 43543360, 87086720]

約数ペア:

[(1, 87086720), (2, 43543360), (4, 21771680), (5, 17417344), (7, 12440960), (8, 10885840), (10, 8708672), (14, 6220480), (16, 5442920), (20, 4354336), (28, 3110240), (32, 2721460), (35, 2488192), (40, 2177168), (49, 1777280), (56, 1555120), (64, 1360730), (70, 1244096), (80, 1088584), (98, 888640), (112, 777560), (128, 680365), (140, 622048), (160, 544292), (196, 444320), (224, 388780), (245, 355456), (280, 311024), (320, 272146), (392, 222160), (448, 194390), (490, 177728), (560, 155512), (640, 136073), (784, 111080), (896, 97195), (980, 88864), (1120, 77756), (1568, 55540), (1960, 44432), (2240, 38878), (2777, 31360), (3136, 27770), (3920, 22216), (4480, 19439), (5554, 15680), (6272, 13885), (7840, 11108)]