378950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:89

約数の個数: 48

約数和(自身を含む): 843696

約数和(自身を除く): 464746

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 53, 55, 65, 106, 110, 130, 143, 265, 275, 286, 325, 530, 550, 583, 650, 689, 715, 1166, 1325, 1378, 1430, 2650, 2915, 3445, 3575, 5830, 6890, 7150, 7579, 14575, 15158, 17225, 29150, 34450, 37895, 75790, 189475, 378950]

約数ペア:

[(1, 378950), (2, 189475), (5, 75790), (10, 37895), (11, 34450), (13, 29150), (22, 17225), (25, 15158), (26, 14575), (50, 7579), (53, 7150), (55, 6890), (65, 5830), (106, 3575), (110, 3445), (130, 2915), (143, 2650), (265, 1430), (275, 1378), (286, 1325), (325, 1166), (530, 715), (550, 689), (583, 650)]