90028510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{401}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 192072384

約数和(自身を除く): 102043874

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 157, 286, 314, 401, 715, 785, 802, 1430, 1570, 1727, 2005, 2041, 3454, 4010, 4082, 4411, 5213, 8635, 8822, 10205, 10426, 17270, 20410, 22055, 22451, 26065, 44110, 44902, 52130, 57343, 62957, 112255, 114686, 125914, 224510, 286715, 314785, 573430, 629570, 692527, 818441, 1385054, 1636882, 3462635, 4092205, 6925270, 8184410, 9002851, 18005702, 45014255, 90028510]

約数ペア:

[(1, 90028510), (2, 45014255), (5, 18005702), (10, 9002851), (11, 8184410), (13, 6925270), (22, 4092205), (26, 3462635), (55, 1636882), (65, 1385054), (110, 818441), (130, 692527), (143, 629570), (157, 573430), (286, 314785), (314, 286715), (401, 224510), (715, 125914), (785, 114686), (802, 112255), (1430, 62957), (1570, 57343), (1727, 52130), (2005, 44902), (2041, 44110), (3454, 26065), (4010, 22451), (4082, 22055), (4411, 20410), (5213, 17270), (8635, 10426), (8822, 10205)]