696290980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{64591}}^1$

素因数の和:64625

約数の個数: 72

約数和(自身を含む): 1855598976

約数和(自身を除く): 1159307996

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 64591, 129182, 258364, 322955, 452137, 645910, 710501, 904274, 1291820, 1421002, 1808548, 2260685, 2842004, 3164959, 3552505, 4521370, 4973507, 6329918, 7105010, 9042740, 9947014, 12659836, 14210020, 15824795, 19894028, 24867535, 31649590, 34814549, 49735070, 63299180, 69629098, 99470140, 139258196, 174072745, 348145490, 696290980]

約数ペア:

[(1, 696290980), (2, 348145490), (4, 174072745), (5, 139258196), (7, 99470140), (10, 69629098), (11, 63299180), (14, 49735070), (20, 34814549), (22, 31649590), (28, 24867535), (35, 19894028), (44, 15824795), (49, 14210020), (55, 12659836), (70, 9947014), (77, 9042740), (98, 7105010), (110, 6329918), (140, 4973507), (154, 4521370), (196, 3552505), (220, 3164959), (245, 2842004), (308, 2260685), (385, 1808548), (490, 1421002), (539, 1291820), (770, 904274), (980, 710501), (1078, 645910), (1540, 452137), (2156, 322955), (2695, 258364), (5390, 129182), (10780, 64591)]