16348544420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{136397}}^1$

素因数の和:136880

約数の個数: 48

約数和(自身を含む): 37053335088

約数和(自身を除く): 20704790668

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 461, 922, 1844, 2305, 4610, 5993, 9220, 11986, 23972, 29965, 59930, 119860, 136397, 272794, 545588, 681985, 1363970, 1773161, 2727940, 3546322, 7092644, 8865805, 17731610, 35463220, 62879017, 125758034, 251516068, 314395085, 628790170, 817427221, 1257580340, 1634854442, 3269708884, 4087136105, 8174272210, 16348544420]

約数ペア:

[(1, 16348544420), (2, 8174272210), (4, 4087136105), (5, 3269708884), (10, 1634854442), (13, 1257580340), (20, 817427221), (26, 628790170), (52, 314395085), (65, 251516068), (130, 125758034), (260, 62879017), (461, 35463220), (922, 17731610), (1844, 8865805), (2305, 7092644), (4610, 3546322), (5993, 2727940), (9220, 1773161), (11986, 1363970), (23972, 681985), (29965, 545588), (59930, 272794), (119860, 136397)]