79220260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{229}}^1\times {\mathrm{353}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 194919480

約数和(自身を除く): 115699220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 229, 245, 353, 458, 490, 706, 916, 980, 1145, 1412, 1603, 1765, 2290, 2471, 3206, 3530, 4580, 4942, 6412, 7060, 8015, 9884, 11221, 12355, 16030, 17297, 22442, 24710, 32060, 34594, 44884, 49420, 56105, 69188, 80837, 86485, 112210, 161674, 172970, 224420, 323348, 345940, 404185, 565859, 808370, 1131718, 1616740, 2263436, 2829295, 3961013, 5658590, 7922026, 11317180, 15844052, 19805065, 39610130, 79220260]

約数ペア:

[(1, 79220260), (2, 39610130), (4, 19805065), (5, 15844052), (7, 11317180), (10, 7922026), (14, 5658590), (20, 3961013), (28, 2829295), (35, 2263436), (49, 1616740), (70, 1131718), (98, 808370), (140, 565859), (196, 404185), (229, 345940), (245, 323348), (353, 224420), (458, 172970), (490, 161674), (706, 112210), (916, 86485), (980, 80837), (1145, 69188), (1412, 56105), (1603, 49420), (1765, 44884), (2290, 34594), (2471, 32060), (3206, 24710), (3530, 22442), (4580, 17297), (4942, 16030), (6412, 12355), (7060, 11221), (8015, 9884)]