63213020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{6571}}^1$

素因数の和:6630

約数の個数: 48

約数和(自身を含む): 146844768

約数和(自身を除く): 83631748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 6571, 9620, 13142, 26284, 32855, 65710, 85423, 131420, 170846, 243127, 341692, 427115, 486254, 854230, 972508, 1215635, 1708460, 2431270, 3160651, 4862540, 6321302, 12642604, 15803255, 31606510, 63213020]

約数ペア:

[(1, 63213020), (2, 31606510), (4, 15803255), (5, 12642604), (10, 6321302), (13, 4862540), (20, 3160651), (26, 2431270), (37, 1708460), (52, 1215635), (65, 972508), (74, 854230), (130, 486254), (148, 427115), (185, 341692), (260, 243127), (370, 170846), (481, 131420), (740, 85423), (962, 65710), (1924, 32855), (2405, 26284), (4810, 13142), (6571, 9620)]