512658580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{5393}}^1$

素因数の和:5513

約数の個数: 72

約数和(自身を含む): 1265497128

約数和(自身を除く): 752838548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 97, 98, 140, 194, 196, 245, 388, 485, 490, 679, 970, 980, 1358, 1940, 2716, 3395, 4753, 5393, 6790, 9506, 10786, 13580, 19012, 21572, 23765, 26965, 37751, 47530, 53930, 75502, 95060, 107860, 151004, 188755, 264257, 377510, 523121, 528514, 755020, 1046242, 1057028, 1321285, 2092484, 2615605, 2642570, 3661847, 5231210, 5285140, 7323694, 10462420, 14647388, 18309235, 25632929, 36618470, 51265858, 73236940, 102531716, 128164645, 256329290, 512658580]

約数ペア:

[(1, 512658580), (2, 256329290), (4, 128164645), (5, 102531716), (7, 73236940), (10, 51265858), (14, 36618470), (20, 25632929), (28, 18309235), (35, 14647388), (49, 10462420), (70, 7323694), (97, 5285140), (98, 5231210), (140, 3661847), (194, 2642570), (196, 2615605), (245, 2092484), (388, 1321285), (485, 1057028), (490, 1046242), (679, 755020), (970, 528514), (980, 523121), (1358, 377510), (1940, 264257), (2716, 188755), (3395, 151004), (4753, 107860), (5393, 95060), (6790, 75502), (9506, 53930), (10786, 47530), (13580, 37751), (19012, 26965), (21572, 23765)]