275691650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2153}}^1$

素因数の和:2375

約数の個数: 48

約数和(自身を含む): 555292584

約数和(自身を除く): 279600934

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 197, 325, 394, 650, 985, 1970, 2153, 2561, 4306, 4925, 5122, 9850, 10765, 12805, 21530, 25610, 27989, 53825, 55978, 64025, 107650, 128050, 139945, 279890, 424141, 699725, 848282, 1399450, 2120705, 4241410, 5513833, 10603525, 11027666, 21207050, 27569165, 55138330, 137845825, 275691650]

約数ペア:

[(1, 275691650), (2, 137845825), (5, 55138330), (10, 27569165), (13, 21207050), (25, 11027666), (26, 10603525), (50, 5513833), (65, 4241410), (130, 2120705), (197, 1399450), (325, 848282), (394, 699725), (650, 424141), (985, 279890), (1970, 139945), (2153, 128050), (2561, 107650), (4306, 64025), (4925, 55978), (5122, 53825), (9850, 27989), (10765, 25610), (12805, 21530)]