1621890050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^3\times {\mathrm{24371}}^1$

素因数の和:24416

約数の個数: 48

約数和(自身を含む): 3318296544

約数和(自身を除く): 1696406494

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 121, 242, 275, 550, 605, 1210, 1331, 2662, 3025, 6050, 6655, 13310, 24371, 33275, 48742, 66550, 121855, 243710, 268081, 536162, 609275, 1218550, 1340405, 2680810, 2948891, 5897782, 6702025, 13404050, 14744455, 29488910, 32437801, 64875602, 73722275, 147444550, 162189005, 324378010, 810945025, 1621890050]

約数ペア:

[(1, 1621890050), (2, 810945025), (5, 324378010), (10, 162189005), (11, 147444550), (22, 73722275), (25, 64875602), (50, 32437801), (55, 29488910), (110, 14744455), (121, 13404050), (242, 6702025), (275, 5897782), (550, 2948891), (605, 2680810), (1210, 1340405), (1331, 1218550), (2662, 609275), (3025, 536162), (6050, 268081), (6655, 243710), (13310, 121855), (24371, 66550), (33275, 48742)]