27938350

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 57496320

約数和(自身を除く): 29557970

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 79, 110, 158, 275, 395, 550, 643, 790, 869, 1286, 1738, 1975, 3215, 3950, 4345, 6430, 7073, 8690, 14146, 16075, 21725, 32150, 35365, 43450, 50797, 70730, 101594, 176825, 253985, 353650, 507970, 558767, 1117534, 1269925, 2539850, 2793835, 5587670, 13969175, 27938350]

約数ペア:

[(1, 27938350), (2, 13969175), (5, 5587670), (10, 2793835), (11, 2539850), (22, 1269925), (25, 1117534), (50, 558767), (55, 507970), (79, 353650), (110, 253985), (158, 176825), (275, 101594), (395, 70730), (550, 50797), (643, 43450), (790, 35365), (869, 32150), (1286, 21725), (1738, 16075), (1975, 14146), (3215, 8690), (3950, 7073), (4345, 6430)]