320726796

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{8191}}^1$

素因数の和:8462

約数の個数: 48

約数和(自身を含む): 809238528

約数和(自身を除く): 488511732

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 251, 502, 753, 1004, 1506, 3012, 3263, 6526, 8191, 9789, 13052, 16382, 19578, 24573, 32764, 39156, 49146, 98292, 106483, 212966, 319449, 425932, 638898, 1277796, 2055941, 4111882, 6167823, 8223764, 12335646, 24671292, 26727233, 53454466, 80181699, 106908932, 160363398, 320726796]

約数ペア:

[(1, 320726796), (2, 160363398), (3, 106908932), (4, 80181699), (6, 53454466), (12, 26727233), (13, 24671292), (26, 12335646), (39, 8223764), (52, 6167823), (78, 4111882), (156, 2055941), (251, 1277796), (502, 638898), (753, 425932), (1004, 319449), (1506, 212966), (3012, 106483), (3263, 98292), (6526, 49146), (8191, 39156), (9789, 32764), (13052, 24573), (16382, 19578)]